1 files changed, 2 insertions, 2 deletions
diff --git a/pp.c b/pp.c
index a596ad3d66..64facc2c39 100644
--- a/pp.c
+++ b/pp.c
@@ -3067,11 +3067,11 @@ PP(pp_oct)
         tmps++, len--;
     if (*tmps == '0')
         tmps++, len--;
-    if (*tmps == 'x') {
+    if (*tmps == 'x' || *tmps == 'X') {
     hex:
         result_uv = grok_hex (tmps, &len, &flags, &result_nv);
     }
-    else if (*tmps == 'b')
+    else if (*tmps == 'b' || *tmps == 'B')
         result_uv = grok_bin (tmps, &len, &flags, &result_nv);
     else
         result_uv = grok_oct (tmps, &len, &flags, &result_nv);