diff --git a/manifest b/manifest
index 34b816b3b7..d827463dbc 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Enhancements\sto\sthe\stesting\slogic\sfor\smalloc\sand\smutex.\s\sOnly\spermit\sone\nof\sMEMSYS3/5\sto\sbe\scompiled-in\sat\sa\stime.\s\sOmit\sthe\sSQLITE_CONFIG_MEMSYS3/5\nconfiguration\soptions.\s(CVS\s5389)
-D 2008-07-10T18:13:42
+C Fix\sa\sbug\sin\sthe\smutex-testing\slogic\sintroduced\sby\scheck-in\s(5389).\s(CVS\s5390)
+D 2008-07-10T20:41:50
 F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
 F Makefile.in a03f7cb4f7ad50bc53a788c6c544430e81f95de4
 F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@@ -168,7 +168,7 @@ F src/test_hexio.c 2f1122aa3f012fa0142ee3c36ce5c902a70cd12f
 F src/test_loadext.c df8ab3a6481ddebbdf0d28ebac5d9e0790f7860f
 F src/test_malloc.c 4f07302a0077f2c1730baa7aeb359e4f51960aa7
 F src/test_md5.c 28209a4e2068711b5443c33104fe41f21d160071
-F src/test_mutex.c 893cdb8a1d8015e0103c0fa48e2aaca2d40d4dc7
+F src/test_mutex.c 86a937f5d28f373b8495faf1347a9d0a306594d4
 F src/test_onefile.c 243157b10275251c5dc2d6619aee2ff9ae22379c
 F src/test_osinst.c 867f1317bd135f942a63eab5a78da40fc70d1493
 F src/test_schema.c 4b4bf7bb329326458c491b0e6facd4c8c4c5b479
@@ -601,7 +601,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
 F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 1dbced29de5f59ba2ebf877edcadf171540374d1
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
-P 9c8b97ef593c17740640a01a7338164d7fbe070e
-R 2fd49240ed9bef71f7d65c695010f7c4
+P ed8b2525006ae7f8cacd01b291760513fdbdff57
+R efb7a3b7b52866a48ca989ffc22b1e05
 U drh
-Z ab81163c7db604825f9001df3cff3c52
+Z 90b53c53d9eef880479c1542b15e3289
diff --git a/manifest.uuid b/manifest.uuid
index d6c4c3a923..97bf57c80f 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-ed8b2525006ae7f8cacd01b291760513fdbdff57
\ No newline at end of file
+8fc462b6b7afe390463ea7b010fd3230d9acc358
\ No newline at end of file
diff --git a/src/test_mutex.c b/src/test_mutex.c
index aa7b8a0c9a..38590bd57f 100644
--- a/src/test_mutex.c
+++ b/src/test_mutex.c
@@ -10,7 +10,7 @@
 **
 *************************************************************************
 ** 
-** $Id: test_mutex.c,v 1.8 2008/07/10 18:13:42 drh Exp $
+** $Id: test_mutex.c,v 1.9 2008/07/10 20:41:50 drh Exp $
 */
 
 #include "tcl.h"
@@ -18,7 +18,6 @@
 #include <stdlib.h>
 #include <assert.h>
 #include <string.h>
-#include "mutex.h"
 
 /* defined in test1.c */
 const char *sqlite3TestErrorName(int);
@@ -121,7 +120,7 @@ static void counterMutexEnter(sqlite3_mutex *p){
 static int counterMutexTry(sqlite3_mutex *p){
   assert( g.isInit );
   g.aCounter[p->eType]++;
-  if( g.disableTry ) return 0;
+  if( g.disableTry ) return SQLITE_BUSY;
   return g.m.xMutexTry(p->pReal);
 }