diff --git a/src/shell/shell_cmds.cpp b/src/shell/shell_cmds.cpp
index 5146be19..6f013ed7 100644
--- a/src/shell/shell_cmds.cpp
+++ b/src/shell/shell_cmds.cpp
@@ -123,11 +123,12 @@ void DOS_Shell::DoCommand(char * line) {
 	char cmd_buffer[CMD_MAXLINE];
 	char * cmd_write=cmd_buffer;
 	while (*line) {
-		if (*line==32) break;
-		if (*line=='/') break;
-		if (*line=='\t') break;
-		if (*line=='=') break;
-		if ((*line=='.') ||(*line =='\\')) {  //allow stuff like cd.. and dir.exe cd\kees
+		if (*line == 32) break;
+		if (*line == '/') break;
+		if (*line == '\t') break;
+		if (*line == '=') break;
+		if (*line == ':') break;
+		if ((*line == '.') ||(*line == '\\')) {  //allow stuff like cd.. and dir.exe cd\kees
 			*cmd_write=0;
 			Bit32u cmd_index=0;
 			while (cmd_list[cmd_index].name) {