diff --git a/VersionASM b/VersionASM
index b50b17ddb68874d6e46f3d72f224d67d2d77470d..db2ec802a4da799604122c15e605337d3eeb46aa 100644
--- a/VersionASM
+++ b/VersionASM
@@ -13,11 +13,11 @@
                         GBLS    Module_ComponentPath
 Module_MajorVersion     SETS    "5.35"
 Module_Version          SETA    535
-Module_MinorVersion     SETS    "4.79.2.147.2.5"
-Module_Date             SETS    "20 May 2012"
-Module_ApplicationDate  SETS    "20-May-12"
+Module_MinorVersion     SETS    "4.79.2.147.2.6"
+Module_Date             SETS    "21 May 2012"
+Module_ApplicationDate  SETS    "21-May-12"
 Module_ComponentName    SETS    "Kernel"
 Module_ComponentPath    SETS    "castle/RiscOS/Sources/Kernel"
-Module_FullVersion      SETS    "5.35 (4.79.2.147.2.5)"
-Module_HelpVersion      SETS    "5.35 (20 May 2012) 4.79.2.147.2.5"
+Module_FullVersion      SETS    "5.35 (4.79.2.147.2.6)"
+Module_HelpVersion      SETS    "5.35 (21 May 2012) 4.79.2.147.2.6"
                         END
diff --git a/VersionNum b/VersionNum
index b6a1d1addb0417481e185243123016aabfc1738e..ca1f86076ac75d1e388162a52ad16c5ecab154a6 100644
--- a/VersionNum
+++ b/VersionNum
@@ -5,19 +5,19 @@
  *
  */
 #define Module_MajorVersion_CMHG        5.35
-#define Module_MinorVersion_CMHG        4.79.2.147.2.5
-#define Module_Date_CMHG                20 May 2012
+#define Module_MinorVersion_CMHG        4.79.2.147.2.6
+#define Module_Date_CMHG                21 May 2012
 
 #define Module_MajorVersion             "5.35"
 #define Module_Version                  535
-#define Module_MinorVersion             "4.79.2.147.2.5"
-#define Module_Date                     "20 May 2012"
+#define Module_MinorVersion             "4.79.2.147.2.6"
+#define Module_Date                     "21 May 2012"
 
-#define Module_ApplicationDate          "20-May-12"
+#define Module_ApplicationDate          "21-May-12"
 
 #define Module_ComponentName            "Kernel"
 #define Module_ComponentPath            "castle/RiscOS/Sources/Kernel"
 
-#define Module_FullVersion              "5.35 (4.79.2.147.2.5)"
-#define Module_HelpVersion              "5.35 (20 May 2012) 4.79.2.147.2.5"
+#define Module_FullVersion              "5.35 (4.79.2.147.2.6)"
+#define Module_HelpVersion              "5.35 (21 May 2012) 4.79.2.147.2.6"
 #define Module_LibraryVersionInfo       "5:35"
diff --git a/s/Kernel b/s/Kernel
index 13b877ed3fc38f746566b0e04df5207a5c8e1941..d923232cd86ba8634ef987e4b134f2c00103e35c 100644
--- a/s/Kernel
+++ b/s/Kernel
@@ -1498,11 +1498,11 @@ VecSwiDespatch ROUT
       [ NoARMT2
         AND     r14, r14, #&F0000000    ; extract caller's CCs
         BIC     r11, r11, #&F0000000    ; mask out ours
-        ORR     r11, r11, #I32_bit      ; disable IRQs   (cf J Lee mod)
+        BIC     r11, r11, #I32_bit      ; enable IRQs
         ORR     r11, r11, r14           ; add in CCs
       |
         MOV     r14, r14, LSR #28
-        ORR     r11, r11, #I32_bit      ; disable IRQs   (cf J Lee mod)
+        BIC     r11, r11, #I32_bit      ; enable IRQs
         BFI     r11, r14, #28, #4       ; add in caller's CCs
       ]
         MSR     CPSR_cf, r11            ; and set it all up