diff --git a/cmake/benchmark.pc.in b/cmake/benchmark.pc.in
index 1e84bff6..43ca8f91 100644
--- a/cmake/benchmark.pc.in
+++ b/cmake/benchmark.pc.in
@@ -8,4 +8,5 @@ Description: Google microbenchmark framework
 Version: @VERSION@
 
 Libs: -L${libdir} -lbenchmark
+Libs.private: -lpthread
 Cflags: -I${includedir}