diff --git a/readme.txt b/readme.txt
index d0608888..fe553de5 100644
--- a/readme.txt
+++ b/readme.txt
@@ -52,9 +52,12 @@ Release notes:
 
 		Compiler: improved dictionary word matching accuracy.
 
-		Compiler: Improved ordering of strings in WRIT chunk, which
+		Compiler: improved ordering of strings in WRIT chunk, which
 		improves performance on slow platforms like 6502.
 
+		Debugger: fails more gracefully when given non-ASCII word
+		separators.
+
 	1c/03, Lib 1.2.4:
 
 		Language: CSS text-decoration: reverse has been replaced with
diff --git a/src/debugger.c b/src/debugger.c
index 5f51ab17..8bef808d 100644
--- a/src/debugger.c
+++ b/src/debugger.c
@@ -1445,13 +1445,13 @@ int debugger(int argc, char **argv) {
 				} else if(!strcmp(optarg, "none")) {
 					output_config.formatting = FORMAT_NEVER;
 				} else {
-					fprintf(stderr, "Unrecognized formatting style \"%s\"; valid styles are \"default\", \"ansi\", or \"none\"\n", optarg);
+					fprintf(stderr, "Error: Unrecognized formatting style \"%s\"; valid styles are \"default\", \"ansi\", or \"none\"\n", optarg);
 					return 1;
 				}
 				break;
 			default:
 				if(opt >= 0) {
-					fprintf(stderr, "Unimplemented option '%c'\n", opt);
+					fprintf(stderr, "Error: Unimplemented option '%c'\n", opt);
 					return 1;
 				}
 				break;
@@ -1488,6 +1488,12 @@ int debugger(int argc, char **argv) {
 	}
 	
 	if(wordseps) {
+		for(i = 0; wordseps[i]; i++) { // We can't handle them yet, but we can at least fail gracefully
+			if(wordseps[i] > 0x7f) {
+				report(LVL_ERR, 0, "The debugger does not currently support non-ASCII --word-seps");
+				exit(1);
+			}
+		}
 		prepare_wordseps(wordseps);
 		free(wordseps);
 	} else {
diff --git a/src/dgdebug.wasm b/src/dgdebug.wasm
deleted file mode 100755
index cb6a5fe2..00000000
Binary files a/src/dgdebug.wasm and /dev/null differ