diff --git a/dlls/mshtml/main.c b/dlls/mshtml/main.c
index e921e45..5aa506e 100644
--- a/dlls/mshtml/main.c
+++ b/dlls/mshtml/main.c
@@ -316,7 +316,7 @@
     strtable.pse = pse;
 
     hAdvpack = LoadLibraryW(wszAdvpack);
-    pRegInstall = (typeof(RegInstallA)*)GetProcAddress(hAdvpack, "RegInstallA");
+    pRegInstall = (typeof(RegInstallA)*)GetProcAddress(hAdvpack, "RegInstall");
 
     hres = pRegInstall(hInst, do_register ? "RegisterDll" : "UnregisterDll", &strtable);
 
diff --git a/dlls/urlmon/regsvr.c b/dlls/urlmon/regsvr.c
index 302584d..c04803b 100644
--- a/dlls/urlmon/regsvr.c
+++ b/dlls/urlmon/regsvr.c
@@ -608,7 +608,7 @@
     strtable.pse = pse;
 
     hAdvpack = LoadLibraryW(wszAdvpack);
-    pRegInstall = (typeof(RegInstallA)*)GetProcAddress(hAdvpack, "RegInstallA");
+    pRegInstall = (typeof(RegInstallA)*)GetProcAddress(hAdvpack, "RegInstall");
 
     hres = pRegInstall(URLMON_hInstance, doregister ? "RegisterDll" : "UnregisterDll", &strtable);