diff --git a/dlls/comcat/regsvr.c b/dlls/comcat/regsvr.c
index 114aaca1079..7335a673c72 100644
--- a/dlls/comcat/regsvr.c
+++ b/dlls/comcat/regsvr.c
@@ -398,7 +398,7 @@ static LONG recursive_delete_key(HKEY key)
  */
 static struct regsvr_coclass const coclass_list[] = {
     {	&CLSID_StdComponentCategoriesMgr,
-	"StdComponentCategoriesMgr",
+	"Component Categories Manager",
 	NULL,
 	"comcat.dll",
 	"Both"
diff --git a/dlls/dmime/regsvr.c b/dlls/dmime/regsvr.c
index 31cf18e45b9..a03a636bf4f 100644
--- a/dlls/dmime/regsvr.c
+++ b/dlls/dmime/regsvr.c
@@ -501,6 +501,14 @@ static struct regsvr_coclass const coclass_list[] = {
 	"Microsoft.DirectMusicSegmentState.1",
 	"Microsoft.DirectMusicSegmentState"
     },
+    {   &CLSID_DirectMusicSong,
+	"DirectMusicSong",
+	NULL,
+	"dmime.dll",
+	"Both",
+	"Microsoft.DirectMusicSong.1",
+	"Microsoft.DirectMusicSong"
+    },
     {   &CLSID_DirectMusicGraph,
 	"DirectMusicGraph",
 	NULL,
diff --git a/dlls/dmstyle/regsvr.c b/dlls/dmstyle/regsvr.c
index 184fb64c585..e45fc1154cd 100644
--- a/dlls/dmstyle/regsvr.c
+++ b/dlls/dmstyle/regsvr.c
@@ -541,6 +541,14 @@ static struct regsvr_coclass const coclass_list[] = {
 	"Microsoft.DirectMusicMuteTrack.1",
 	"Microsoft.DirectMusicMuteTrack"
     },
+    {   &CLSID_DirectMusicMelodyFormulationTrack,
+	"DirectMusicMelodyFormulationTrack",
+	NULL,
+	"dmstyle.dll",
+	"Both",
+	"Microsoft.DirectMusicMelodyFormulationTrack.1",
+	"Microsoft.DirectMusicMelodyFormulationTrack"
+    },
     { NULL }			/* list terminator */
 };
 
diff --git a/dlls/ole32/regsvr.c b/dlls/ole32/regsvr.c
index 69f2d43ec14..4c3ddf21f39 100644
--- a/dlls/ole32/regsvr.c
+++ b/dlls/ole32/regsvr.c
@@ -500,7 +500,7 @@ static struct regsvr_interface const interface_list[] = {
     },
     {   &IID_IPersistStorage,
 	"IPersistStorage",
-	NULL,
+	&IID_IPersist,
 	10,
 	NULL,
 	&CLSID_PSFactoryBuffer
diff --git a/dlls/shell32/regsvr.c b/dlls/shell32/regsvr.c
index c8599a67840..396a377b28c 100644
--- a/dlls/shell32/regsvr.c
+++ b/dlls/shell32/regsvr.c
@@ -28,6 +28,7 @@
 #include "winerror.h"
 
 #include "ole2.h"
+#include "shlguid.h"
 
 #include "wine/debug.h"
 
@@ -475,6 +476,12 @@ static struct regsvr_coclass const coclass_list[] = {
 	"shell32.dll",
 	"Apartment"
     },
+    {   &CLSID_MyComputer,
+	"My Computer",
+	NULL,
+	"shell32.dll",
+	"Apartment"
+    },
     {   &CLSID_Shortcut,
 	"Shortcut",
 	NULL,