diff --git a/debian/patches/compilation-flags.patch b/debian/patches/compilation-flags.patch
deleted file mode 100644
index 2bf57af..0000000
--- a/debian/patches/compilation-flags.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-Description: accept CFLAGS and CPPFLAGS from the environment
- This is particularly useful for Debian, where the build system puts
- various hardening flags in CFLAGS and CPPFLAGS
-Author: Damyan Ivanov <dmn@debian.org>
-Forwarded: https://github.com/DCIT/perl-CryptX/pull/39
-Bug: https://github.com/DCIT/perl-CryptX/pull/39
---- a/Makefile.PL
-+++ b/Makefile.PL
-@@ -25,7 +25,7 @@ $mycflags =~ s/-Wwrite-strings\b//g;
- $mycflags =~ s/-Wcast-qual\b//g;
- 
- #FIX: this is particularly useful for Debian https://github.com/DCIT/perl-CryptX/pull/39
--$mycflags = "$ENV{CFLAGS} $ENV{CPPFLAGS}" if $ENV{CFLAGS} || $ENV{CPPFLAGS};
-+$mycflags .= " $ENV{CFLAGS}" if $ENV{CFLAGS};
- 
- #FIX: avoid "ar: fatal: Numeric group ID too large" see https://github.com/DCIT/perl-CryptX/issues/33
- my $myarflags = '$(AR_STATIC_ARGS)';
---- a/src/Makefile
-+++ b/src/Makefile
-@@ -170,4 +170,4 @@ clean:
- .SUFFIXES: .o .c
- 
- .c$(OBJ_EXT):
--	$(CC) -Iltm -Iltc/headers -DLTC_SOURCE -DLTC_NO_TEST -DLTC_NO_PROTOTYPES -DLTM_DESC $(CFLAGS) -c $< -o $@
-+	$(CC) -Iltm -Iltc/headers -DLTC_SOURCE -DLTC_NO_TEST -DLTC_NO_PROTOTYPES -DLTM_DESC $(CFLAGS) $(CPPFLAGS) -c $< -o $@
diff --git a/debian/patches/series b/debian/patches/series
deleted file mode 100644
index 0607915..0000000
--- a/debian/patches/series
+++ /dev/null
@@ -1 +0,0 @@
-compilation-flags.patch