diff --git a/configure.ac b/configure.ac
index 87e12ef9c..f5e4e17c0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -162,13 +162,13 @@ fi
 
 if test "x$ac_cv_header_pthread_h" = "xyes"; then
 	save_ldflags="$LDFLAGS"
-	LDFLAGS="$LDFLAGS -pthread"
+	LDFLAGS="$LDFLAGS -lpthread"
 	AC_TRY_LINK(
 		[#include <pthread.h>],
 		[pthread_attr_t type;
 		 pthread_attr_setstacksize(&type, 0x100000);],
-		[PTHREAD_LDFLAGS=-pthread],
-		[PTHREAD_LDFLAGS=-lpthread]
+		[PTHREAD_LDFLAGS=-lpthread],
+		[PTHREAD_LDFLAGS=-pthread]
 	)
 	LDFLAGS="$save_ldflags"
 	PTHREAD_CFLAGS=-D_REENTRANT