diff --git a/Makefile.common b/Makefile.common
index f7cbf277007..cd21b40f422 100644
--- a/Makefile.common
+++ b/Makefile.common
@@ -206,6 +206,7 @@ endif
 
 ifdef LIBRARYNAME
 
+# Make sure there isn't any extranous whitespace on the LIBRARYNAME option
 LIBRARYNAME := $(strip $(LIBRARYNAME))
 
 LIBNAME_O    := $(LIBRELEASE)/lib$(LIBRARYNAME).so
diff --git a/Makefile.rules b/Makefile.rules
index f7cbf277007..cd21b40f422 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -206,6 +206,7 @@ endif
 
 ifdef LIBRARYNAME
 
+# Make sure there isn't any extranous whitespace on the LIBRARYNAME option
 LIBRARYNAME := $(strip $(LIBRARYNAME))
 
 LIBNAME_O    := $(LIBRELEASE)/lib$(LIBRARYNAME).so