diff --git a/stp.spec b/stp.spec
index 8334600..e249ac8 100644
--- a/stp.spec
+++ b/stp.spec
@@ -98,7 +98,7 @@ sed -i 's/^LIBS=.*/& -lcryptominisat -lm/' tests/c-api-tests/Makefile
 
 # The valgrind tests tend to work on x86 only
 %ifnarch %{ix86} x86_64
-sed -i 's/\(VALGRINDPATH=\).*/\1""/' tests/c-api-tests/Makefile
+sed -i 's/\(VALGRINDPATH=\).*/\1/' tests/c-api-tests/Makefile
 %endif
 
 %build