diff --git a/srcpkgs/z80ex/patches/fix-cflags.patch b/srcpkgs/z80ex/patches/fix-cflags.patch
new file mode 100644
index 00000000000..6743da255e5
--- /dev/null
+++ b/srcpkgs/z80ex/patches/fix-cflags.patch
@@ -0,0 +1,13 @@
+Index: CMakeLists.txt
+===================================================================
+--- CMakeLists.txt.orig
++++ CMakeLists.txt
+@@ -11,7 +11,7 @@ option (OPSTEP_FAST_AND_ROUGH "Fast and
+ 
+ #ALL_CFLAGS := -fPIC -fno-common -ansi -pedantic -Wall -pipe -O2 -I. -I./include
+ if (CMAKE_COMPILER_IS_GNUCC)
+-    set (CMAKE_C_FLAGS "-fPIC -fno-common -ansi -pedantic -Wall -pipe -O2")
++    set (CMAKE_C_FLAGS "-fPIC -fno-common -ansi -pedantic -Wall -pipe ${CMAKE_C_FLAGS}")
+ endif ()
+ 
+ include_directories(BEFORE . include)
diff --git a/srcpkgs/z80ex/template b/srcpkgs/z80ex/template
index 00a24a6fb90..5437f53d33d 100644
--- a/srcpkgs/z80ex/template
+++ b/srcpkgs/z80ex/template
@@ -1,11 +1,11 @@
 # Template file for 'z80ex'
 pkgname=z80ex
 version=1.1.21
-revision=1
+revision=2
 build_style=cmake
 short_desc="ZiLOG Z80 CPU emulation library"
 maintainer="Diogo Leal <diogo@diogoleal.com>"
-license="GPL-2"
+license="GPL-2.0-only"
 homepage="https://sourceforge.net/projects/z80ex/"
 distfiles="${SOURCEFORGE_SITE}/project/z80ex/z80ex/${version}/z80ex-${version}.tar.gz"
 checksum=6f5e521d068a614b41e10180ad4ae45b1bc258ec28c962543feb9078856c2530