diff --git a/srcpkgs/pcmanfm/patches/pcmanfm-link-to-libm.patch b/srcpkgs/pcmanfm/patches/pcmanfm-link-to-libm.patch
new file mode 100644
index 0000000000..7985f26f5b
--- /dev/null
+++ b/srcpkgs/pcmanfm/patches/pcmanfm-link-to-libm.patch
@@ -0,0 +1,10 @@
+--- src/Makefile.in.orig	2012-08-13 16:37:12.015968320 +0200
++++ src/Makefile.in	2012-08-13 16:37:23.241696012 +0200
+@@ -294,6 +294,7 @@ pcmanfm_LDADD = \
+ 	$(GMODULE_LIBS) \
+ 	$(FM_LIBS) \
+ 	$(MENU_CACHE_LIBS) \
++	-lm \
+ 	$(NULL)
+ 
+ xml_purge_SOURCES = xml-purge.c