Index: banshee.git/build/m4/shamrock/mono.m4
===================================================================
--- banshee.git.orig/build/m4/shamrock/mono.m4
+++ banshee.git/build/m4/shamrock/mono.m4
@@ -77,6 +77,11 @@ AC_DEFUN([SHAMROCK_CHECK_MONO_4_0_GAC_AS
 	_SHAMROCK_CHECK_MONO_GAC_ASSEMBLIES(mono, 4.0, $*)
 ])
 
+AC_DEFUN([SHAMROCK_CHECK_MONO_4_5_GAC_ASSEMBLIES],
+[
+	_SHAMROCK_CHECK_MONO_GAC_ASSEMBLIES(mono, 4.5, $*)
+])
+
 AC_DEFUN([SHAMROCK_CHECK_MONO2_4_0_GAC_ASSEMBLIES],
 [
 	_SHAMROCK_CHECK_MONO_GAC_ASSEMBLIES(mono-2, 4.0, $*)
Index: banshee.git/configure.ac
===================================================================
--- banshee.git.orig/configure.ac
+++ banshee.git/configure.ac
@@ -60,7 +60,7 @@ dnl Mono and mcs
 SHAMROCK_CHECK_MONO_MODULE(3.2.8)
 SHAMROCK_FIND_MONO_COMPILER
 SHAMROCK_FIND_MONO_RUNTIME
-SHAMROCK_CHECK_MONO_2_0_GAC_ASSEMBLIES([
+SHAMROCK_CHECK_MONO_4_5_GAC_ASSEMBLIES([
 	Mono.Posix
 	ICSharpCode.SharpZipLib
 ])
Index: banshee.git/src/Hyena/configure.ac
===================================================================
--- banshee.git.orig/src/Hyena/configure.ac
+++ banshee.git/src/Hyena/configure.ac
@@ -57,7 +57,7 @@ SHAMROCK_FIND_MONO_2_0_COMPILER_OR_HIGHE
 SHAMROCK_FIND_MONO_RUNTIME
 
 
-SHAMROCK_CHECK_MONO_2_0_GAC_ASSEMBLIES([	
+SHAMROCK_CHECK_MONO_4_5_GAC_ASSEMBLIES([
 	Mono.Posix
 	ICSharpCode.SharpZipLib
 ])
