diff --git a/debian/changelog b/debian/changelog
index 86c2d1e..bb15f0f 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+jawn (0.11.1+really0.6.0-1) unstable; urgency=medium
+
+  * Team upload.
+  * Reverted to the version 0.6.0 expected by SBT 0.13.x
+
+ -- Emmanuel Bourg <ebourg@apache.org>  Wed, 14 Nov 2018 22:00:21 +0100
+
 jawn (0.11.1-1) unstable; urgency=medium
 
   * Team upload.
diff --git a/debian/libjawn-java.poms b/debian/libjawn-java.poms
index 7af3209..9d72351 100644
--- a/debian/libjawn-java.poms
+++ b/debian/libjawn-java.poms
@@ -1,9 +1,9 @@
-debian/poms/jawn-ast.pom       --java-lib --usj-name=jawn-ast       --artifact=ast/target/jawn-ast.jar
+#debian/poms/jawn-ast.pom       --java-lib --usj-name=jawn-ast       --artifact=ast/target/jawn-ast.jar
 debian/poms/jawn-parser.pom    --java-lib --usj-name=jawn-parser    --artifact=parser/target/jawn-parser.jar
-debian/poms/jawn-util.pom      --java-lib --usj-name=jawn-util      --artifact=util/target/jawn-util.jar
+#debian/poms/jawn-util.pom      --java-lib --usj-name=jawn-util      --artifact=util/target/jawn-util.jar
 
 #debian/poms/jawn-argonaut.pom  --java-lib --usj-name=jawn-argonaut  --artifact=support/argonaut/target/jawn-argonaut.jar
-debian/poms/jawn-json4s.pom    --java-lib --usj-name=jawn-json4s    --artifact=support/json4s/target/jawn-json4s.jar --relocate=org.spire-math:json4s-support
+debian/poms/jawn-json4s.pom    --java-lib --usj-name=jawn-json4s    --artifact=support/json4s/target/jawn-json4s.jar
 #debian/poms/jawn-play.pom      --java-lib --usj-name=jawn-play      --artifact=support/play/target/jawn-play.jar
 #debian/poms/jawn-rojoma.pom    --java-lib --usj-name=jawn-rojoma    --artifact=support/rojoma/target/jawn-rojoma.jar
 #debian/poms/jawn-rojoma-v3.pom --java-lib --usj-name=jawn-rojoma-v3 --artifact=support/rojoma-v3/target/jawn-rojoma-v3.jar
diff --git a/debian/patches/01-java11-compatibility.patch b/debian/patches/01-java11-compatibility.patch
index ab46117..4b4498b 100644
--- a/debian/patches/01-java11-compatibility.patch
+++ b/debian/patches/01-java11-compatibility.patch
@@ -17,10 +17,10 @@
   * update its own mutable position fields.
   */
  final class ByteBufferParser[J](src: ByteBuffer) extends SyncParser[J] with ByteBasedParser[J] {
--  private[this] final val start = src.position
--  private[this] final val limit = src.limit - start
-+  private[this] final val start = src.position()
-+  private[this] final val limit = src.limit() - start
+-  final val start = src.position
+-  final val limit = src.limit - start
++  final val start = src.position()
++  final val limit = src.limit() - start
  
-   private[this] var lineState = 0
-   protected[this] def line(): Int = lineState
+   var line = 0
+   protected[this] final def newline(i: Int) { line += 1 }
diff --git a/debian/poms/jawn-ast.pom b/debian/poms/jawn-ast.pom
index 804dc6f..f0cc200 100644
--- a/debian/poms/jawn-ast.pom
+++ b/debian/poms/jawn-ast.pom
@@ -4,9 +4,9 @@
     <groupId>org.spire-math</groupId>
     <artifactId>jawn-ast_2.11</artifactId>
     <packaging>jar</packaging>
-    <description>ast</description>
-    <url>http://github.com/non/jawn</url>
-    <version>0.11.1</version>
+    <description>jawn-ast</description>
+    <url>http://github.com/non/jawn/</url>
+    <version>0.6.0</version>
     <licenses>
         <license>
             <name>MIT</name>
@@ -14,50 +14,50 @@
             <distribution>repo</distribution>
         </license>
     </licenses>
-    <name>ast</name>
+    <name>jawn-ast</name>
     <organization>
         <name>org.spire-math</name>
-        <url>http://github.com/non/jawn</url>
+        <url>http://github.com/non/jawn/</url>
     </organization>
-    <scm>
-        <url>https://github.com/non/jawn</url>
-        <connection>scm:git:git@github.com:non/jawn.git</connection>
-    </scm>
     <developers>
         <developer>
-            <id>d_m</id>
+            <id>non</id>
             <name>Erik Osheim</name>
-            <email>erik@plastic-idolatry.com</email>
-            <url>http://github.com/non/</url>
+            <url>http://github.com/non</url>
         </developer>
     </developers>
+    <scm>
+        <connection>scm:git:github.com/non/jawn.git</connection>
+        <developerConnection>scm:git:git@github.com:non/jawn.git</developerConnection>
+        <url>https://github.com/non/jawn</url>
+    </scm>
     <dependencies>
         <dependency>
             <groupId>org.scala-lang</groupId>
             <artifactId>scala-library</artifactId>
-            <version>2.11.11</version>
+            <version>2.11.2</version>
         </dependency>
         <dependency>
             <groupId>org.spire-math</groupId>
             <artifactId>jawn-parser_2.11</artifactId>
-            <version>0.11.1</version>
-        </dependency>
-        <dependency>
-            <groupId>org.spire-math</groupId>
-            <artifactId>jawn-util_2.11</artifactId>
-            <version>0.11.1</version>
+            <version>0.6.0</version>
         </dependency>
         <dependency>
             <groupId>org.scalatest</groupId>
             <artifactId>scalatest_2.11</artifactId>
-            <version>3.0.3</version>
+            <version>2.1.6</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.scalacheck</groupId>
             <artifactId>scalacheck_2.11</artifactId>
-            <version>1.13.5</version>
+            <version>1.11.4</version>
             <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.spire-math</groupId>
+            <artifactId>spire_2.11</artifactId>
+            <version>0.7.4</version>
         </dependency>
     </dependencies>
 </project>diff --git a/debian/poms/jawn-json4s.pom b/debian/poms/jawn-json4s.pom
index afce291..a63173e 100644
--- a/debian/poms/jawn-json4s.pom
+++ b/debian/poms/jawn-json4s.pom
@@ -2,11 +2,11 @@
 <project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0">
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.spire-math</groupId>
-    <artifactId>jawn-json4s_2.11</artifactId>
+    <artifactId>json4s-support_2.11</artifactId>
     <packaging>jar</packaging>
     <description>json4s-support</description>
-    <url>http://github.com/non/jawn</url>
-    <version>0.11.1</version>
+    <url>http://github.com/non/jawn/</url>
+    <version>0.6.0</version>
     <licenses>
         <license>
             <name>MIT</name>
@@ -17,52 +17,47 @@
     <name>json4s-support</name>
     <organization>
         <name>org.spire-math</name>
-        <url>http://github.com/non/jawn</url>
+        <url>http://github.com/non/jawn/</url>
     </organization>
-    <scm>
-        <url>https://github.com/non/jawn</url>
-        <connection>scm:git:git@github.com:non/jawn.git</connection>
-    </scm>
     <developers>
         <developer>
-            <id>d_m</id>
+            <id>non</id>
             <name>Erik Osheim</name>
-            <email>erik@plastic-idolatry.com</email>
-            <url>http://github.com/non/</url>
+            <url>http://github.com/non</url>
         </developer>
     </developers>
+    <scm>
+        <connection>scm:git:github.com/non/jawn.git</connection>
+        <developerConnection>scm:git:git@github.com:non/jawn.git</developerConnection>
+        <url>https://github.com/non/jawn</url>
+    </scm>
     <dependencies>
         <dependency>
             <groupId>org.scala-lang</groupId>
             <artifactId>scala-library</artifactId>
-            <version>2.11.11</version>
+            <version>2.11.2</version>
         </dependency>
         <dependency>
             <groupId>org.spire-math</groupId>
             <artifactId>jawn-parser_2.11</artifactId>
-            <version>0.11.1</version>
-        </dependency>
-        <dependency>
-            <groupId>org.spire-math</groupId>
-            <artifactId>jawn-util_2.11</artifactId>
-            <version>0.11.1</version>
+            <version>0.6.0</version>
         </dependency>
         <dependency>
             <groupId>org.scalatest</groupId>
             <artifactId>scalatest_2.11</artifactId>
-            <version>3.0.3</version>
+            <version>2.1.6</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.scalacheck</groupId>
             <artifactId>scalacheck_2.11</artifactId>
-            <version>1.13.5</version>
+            <version>1.11.4</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.json4s</groupId>
             <artifactId>json4s-ast_2.11</artifactId>
-            <version>3.5.2</version>
+            <version>3.2.10</version>
         </dependency>
     </dependencies>
 </project>diff --git a/debian/poms/jawn-parser.pom b/debian/poms/jawn-parser.pom
index e094365..3e71a8a 100644
--- a/debian/poms/jawn-parser.pom
+++ b/debian/poms/jawn-parser.pom
@@ -4,9 +4,9 @@
     <groupId>org.spire-math</groupId>
     <artifactId>jawn-parser_2.11</artifactId>
     <packaging>jar</packaging>
-    <description>parser</description>
-    <url>http://github.com/non/jawn</url>
-    <version>0.11.1</version>
+    <description>jawn-parser</description>
+    <url>http://github.com/non/jawn/</url>
+    <version>0.6.0</version>
     <licenses>
         <license>
             <name>MIT</name>
@@ -14,39 +14,39 @@
             <distribution>repo</distribution>
         </license>
     </licenses>
-    <name>parser</name>
+    <name>jawn-parser</name>
     <organization>
         <name>org.spire-math</name>
-        <url>http://github.com/non/jawn</url>
+        <url>http://github.com/non/jawn/</url>
     </organization>
-    <scm>
-        <url>https://github.com/non/jawn</url>
-        <connection>scm:git:git@github.com:non/jawn.git</connection>
-    </scm>
     <developers>
         <developer>
-            <id>d_m</id>
+            <id>non</id>
             <name>Erik Osheim</name>
-            <email>erik@plastic-idolatry.com</email>
-            <url>http://github.com/non/</url>
+            <url>http://github.com/non</url>
         </developer>
     </developers>
+    <scm>
+        <connection>scm:git:github.com/non/jawn.git</connection>
+        <developerConnection>scm:git:git@github.com:non/jawn.git</developerConnection>
+        <url>https://github.com/non/jawn</url>
+    </scm>
     <dependencies>
         <dependency>
             <groupId>org.scala-lang</groupId>
             <artifactId>scala-library</artifactId>
-            <version>2.11.11</version>
+            <version>2.11.2</version>
         </dependency>
         <dependency>
             <groupId>org.scalatest</groupId>
             <artifactId>scalatest_2.11</artifactId>
-            <version>3.0.3</version>
+            <version>2.1.6</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.scalacheck</groupId>
             <artifactId>scalacheck_2.11</artifactId>
-            <version>1.13.5</version>
+            <version>1.11.4</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
diff --git a/debian/rules b/debian/rules
index 617e9f3..9af558f 100755
--- a/debian/rules
+++ b/debian/rules
@@ -18,14 +18,14 @@
 	jar cf parser/target/jawn-parser.jar -C parser/target/classes .
 
 	# util
-	mkdir -p util/target/classes
-	scalac -d util/target/classes $(shell find util/src/main/scala -name *.scala)
-	jar cf util/target/jawn-util.jar -C util/target/classes .
+	#mkdir -p util/target/classes
+	#scalac -d util/target/classes $(shell find util/src/main/scala -name *.scala)
+	#jar cf util/target/jawn-util.jar -C util/target/classes .
 
 	# ast
-	mkdir -p ast/target/classes
-	scalac -d ast/target/classes -cp parser/target/jawn-parser.jar:util/target/jawn-util.jar $(shell find ast/src/main/scala -name *.scala)
-	jar cf ast/target/jawn-ast.jar -C ast/target/classes .
+	#mkdir -p ast/target/classes
+	#scalac -d ast/target/classes -cp parser/target/jawn-parser.jar:util/target/jawn-util.jar $(shell find ast/src/main/scala -name *.scala)
+	#jar cf ast/target/jawn-ast.jar -C ast/target/classes .
 
 	# support/argonaut (requires io.argonaut:argonaut)
 	#mkdir -p support/argonaut/target/classes; \