diff --git a/config/CONFIG.Host.UnixCommon b/config/CONFIG.Host.UnixCommon
index 0c9943934..75a9a1857 100644
--- a/config/CONFIG.Host.UnixCommon
+++ b/config/CONFIG.Host.UnixCommon
@@ -19,8 +19,8 @@ LIBNAME = $(LIBRARY:%=lib%.a)
 SHRLIB_SUFFIX = .so
 
 SHRLIBNAME = lib$(LIBRARY)$(SHRLIB_SUFFIX)$(SHRLIB_VERSION:%=.%)
-SHRLIB_CFLAGS = $($(ANSI)_SHRLIB_CFLAGS_$(SHARED_LIBRARIES))
-SHRLIB_LDFLAGS = $($(ANSI)_SHRLIB_LDFLAGS_$(SHARED_LIBRARIES))
+SHRLIB_CFLAGS = $($(ANSI)_SHRLIB_CFLAGS_$(strip $(SHARED_LIBRARIES)))
+SHRLIB_LDFLAGS = $($(ANSI)_SHRLIB_LDFLAGS_$(strip $(SHARED_LIBRARIES)))
 
 DLL_LDLIBS = $(PRODNAME_LIBS:%=-l%) $(PROD_LIBS:%=-l%) $(USR_LIBS:%=-l%)