diff --git a/source/compiler/sc.h b/source/compiler/sc.h
index ce583d5..85e89ce 100644
--- a/source/compiler/sc.h
+++ b/source/compiler/sc.h
@@ -238,7 +238,7 @@ typedef struct s_symbol {
  */
 #define uRETNONE    0x10
 
-#define flgDEPRECATED 0x01  /* symbol is deprecated (avoid use) */
+#define flagDEPRECATED 0x01  /* symbol is deprecated (avoid use) */
 #define flagNAKED     0x10  /* function is naked */
 #define flagPREDEF    0x20  /* symbol is pre-defined; successor of uPREDEF */
 
diff --git a/source/compiler/sc1.c b/source/compiler/sc1.c
index 9c11302..c40eefe 100644
--- a/source/compiler/sc1.c
+++ b/source/compiler/sc1.c
@@ -3171,7 +3171,7 @@ SC_FUNC symbol *fetchfunc(char *name,int tag)
   } /* if */
   if (pc_deprecate!=NULL) {
     assert(sym!=NULL);
-    sym->flags|=flgDEPRECATED;
+    sym->flags|=flagDEPRECATED;
     if (sc_status==statWRITE) {
       if (sym->documentation!=NULL) {
         free(sym->documentation);
@@ -3785,7 +3785,7 @@ static int newfunc(char *firstname,int firsttag,int fpublic,int fstatic,int stoc
     cidx=code_idx;
     glbdecl=glb_declared;
   } /* if */
-  if ((sym->flags & flgDEPRECATED)!=0) {
+  if ((sym->flags & flagDEPRECATED)!=0) {
     char *ptr= (sym->documentation!=NULL) ? sym->documentation : "";
     error(234,symbolname,ptr);  /* deprecated (probably a public function) */
   } /* if */
diff --git a/source/compiler/sc3.c b/source/compiler/sc3.c
index 3b180a5..a31a980 100644
--- a/source/compiler/sc3.c
+++ b/source/compiler/sc3.c
@@ -2031,7 +2031,7 @@ static int nesting=0;
   #endif
   sc_allowproccall=FALSE;       /* parameters may not use procedure call syntax */
 
-  if ((sym->flags & flgDEPRECATED)!=0) {
+  if ((sym->flags & flagDEPRECATED)!=0) {
     char *ptr= (sym->documentation!=NULL) ? sym->documentation : "";
     error(234,sym->name,ptr);   /* deprecated (probably a native function) */
   } /* if */