diff --git a/libcbor.spec b/libcbor.spec
index e7a59c3..aeabde0 100644
--- a/libcbor.spec
+++ b/libcbor.spec
@@ -1,6 +1,8 @@
 %define major 0.8
 %define libname %mklibname cbor %{major}
 %define devname %mklibname cbor -d
+%define debug %nil
+%define debug_package %nil
 
 Summary:	A CBOR parsing library
 Name:		libcbor
@@ -63,6 +65,9 @@ dir0="$PWD"
 %make
 %make -C "$dir0"/doc man
 
+# fix double slash in .pc
+sed -i  '/libdir/s/\/\//\//' build/src/libcbor.pc
+
 %install
 %makeinstall_std -C build
 mkdir -p %{buildroot}%{_mandir}/man3