--- a/src/dnsbl.cpp	Mon Jan 16 12:43:32 2017 -0800
+++ b/src/dnsbl.cpp	Mon Jan 16 13:08:00 2017 -0800
@@ -1911,13 +1911,13 @@
     }
 
     // setup dkim results signature detection
-    if (regcomp(&dkim_r_pattern, " dkim=pass .[0-9]*-bit key. header.d=([^ ]+) ", REG_ICASE | REG_EXTENDED)) {
-        printf("cannot compile regex pattern to find dkim results gnatures\n");
+    if (regcomp(&dkim_r_pattern, "\\sdkim=pass .[0-9]*-bit key. header.d=([^ ]+) ", REG_ICASE | REG_EXTENDED)) {
+        printf("cannot compile regex pattern to find dkim results signatures\n");
         exit(3);
     }
 
     // setup dkim results signature detection
-    if (regcomp(&dkim_s_pattern, " d=([^;]+);", REG_ICASE | REG_EXTENDED)) {
+    if (regcomp(&dkim_s_pattern, "\\sd=([^;]+);", REG_ICASE | REG_EXTENDED)) {
         printf("cannot compile regex pattern to find dkim signatures\n");
         exit(3);
     }