diff --git a/libcups b/libcups
index 6af44e06..ec4f59e7 160000
--- a/libcups
+++ b/libcups
@@ -1 +1 @@
-Subproject commit 6af44e060ded5c0e79c350d85631c3ac7c56a274
+Subproject commit ec4f59e738d1ddbf960bf218ae76726cfdc21df1
diff --git a/server/transform.c b/server/transform.c
index 1d45443a..d52848cc 100644
--- a/server/transform.c
+++ b/server/transform.c
@@ -579,7 +579,7 @@ process_attr_message(
 
   serverLogJob(SERVER_LOGLEVEL_DEBUG, job, "%s", message);
 
-  num_options = cupsParseOptions(message + 5, num_options, &options);
+  num_options = cupsParseOptions(message + 5, /*end*/NULL, num_options, &options);
 
   serverLogJob(SERVER_LOGLEVEL_DEBUG, job, "num_options=%u", (unsigned)num_options);
 
diff --git a/tools/ipp3dprinter.c b/tools/ipp3dprinter.c
index 9764ad00..5b858f0d 100644
--- a/tools/ipp3dprinter.c
+++ b/tools/ipp3dprinter.c
@@ -3461,7 +3461,7 @@ process_attr_message(
   * Grab attributes from the message line...
   */
 
-  num_options = cupsParseOptions(message + 5, num_options, &options);
+  num_options = cupsParseOptions(message + 5, /*end*/NULL, num_options, &options);
 
  /*
   * Loop through the options and record them in the printer or job objects...
diff --git a/tools/ippdoclint.c b/tools/ippdoclint.c
index a0c731e8..8b5df7ca 100644
--- a/tools/ippdoclint.c
+++ b/tools/ippdoclint.c
@@ -132,7 +132,7 @@ main(int  argc,				/* I - Number of command-line arguments */
 	      if (i >= argc)
 	        usage(1);
 
-	      num_options = cupsParseOptions(argv[i], num_options, &options);
+	      num_options = cupsParseOptions(argv[i], /*end*/NULL, num_options, &options);
 	      break;
 
 	  case 'v' : /* Be verbose... */
diff --git a/tools/ipptransform3d.c b/tools/ipptransform3d.c
index 94de1782..a5c6a937 100644
--- a/tools/ipptransform3d.c
+++ b/tools/ipptransform3d.c
@@ -156,7 +156,7 @@ main(int  argc,				/* I - Number of command-line args */
 	      if (i >= argc)
 	        usage(1);
 
-	      num_options = cupsParseOptions(argv[i], num_options, &options);
+	      num_options = cupsParseOptions(argv[i], /*end*/NULL, num_options, &options);
 	      break;
 
 	  case 'v' : /* Be verbose... */