diff --git a/gst-libs/gst/rtsp/Makefile.am b/gst-libs/gst/rtsp/Makefile.am
index 8a23e256f0..eceafe56fb 100644
--- a/gst-libs/gst/rtsp/Makefile.am
+++ b/gst-libs/gst/rtsp/Makefile.am
@@ -34,7 +34,7 @@ nodist_libgstrtspinclude_HEADERS = gstrtsp-enumtypes.h
 #rtspextreal.c    
 
 libgstrtsp_@GST_API_VERSION@_la_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_BASE_CFLAGS) $(GST_CFLAGS) $(GIO_CFLAGS)
-libgstrtsp_@GST_API_VERSION@_la_LIBADD = $(GST_LIBS) $(GIO_LIBS)
+libgstrtsp_@GST_API_VERSION@_la_LIBADD = $(GST_LIBS) $(GIO_LIBS) $(LIBM)
 libgstrtsp_@GST_API_VERSION@_la_LDFLAGS = $(GST_LIB_LDFLAGS) $(GST_ALL_LDFLAGS) $(GST_LT_LDFLAGS)
 
 BUILT_SOURCES = $(built_headers) $(built_sources)