diff --git a/nautilus/nautilus-fileroller.c b/nautilus/nautilus-fileroller.c
index e467e17..d67b69e 100644
--- a/nautilus/nautilus-fileroller.c
+++ b/nautilus/nautilus-fileroller.c
@@ -151,7 +151,7 @@ static char *mime_types[] = {
 	"application/x-bzip-compressed-tar",
 	"application/x-bzip1",
 	"application/x-bzip1-compressed-tar",
-	"application/x-cabinet",
+	"application/vnd.ms-cab-compressed",
 	"application/x-cbr",
 	"application/x-cbz",
 	"application/x-cd-image",
diff --git a/src/fr-command-7z.c b/src/fr-command-7z.c
index b24cbd5..ef1eb08 100644
--- a/src/fr-command-7z.c
+++ b/src/fr-command-7z.c
@@ -512,7 +512,7 @@ fr_command_7z_handle_error (FrCommand   *comm,
 
 const char *sevenz_mime_types[] = { "application/x-7z-compressed",
 				    "application/x-arj",
-				    "application/x-cabinet",
+				    "application/vnd.ms-cab-compressed",
 				    "application/x-cd-image",
 				    /*"application/x-cbr",*/
 				    "application/x-cbz",
@@ -545,7 +545,10 @@ fr_command_7z_get_capabilities (FrCommand  *comm,
 	else if (is_mime_type (mime_type, "application/x-7z-compressed-tar")) {
 		capabilities |= FR_COMMAND_CAN_READ_WRITE | FR_COMMAND_CAN_ENCRYPT | FR_COMMAND_CAN_ENCRYPT_HEADER | FR_COMMAND_CAN_CREATE_VOLUMES;
 	}
-	else if (is_program_in_path ("7z")) {
+	else if (is_mime_type (mime_type, "application/x-7z-compressed-tar")) {
+		capabilities |= FR_COMMAND_CAN_READ_WRITE | FR_COMMAND_CAN_ENCRYPT | FR_COMMAND_CAN_ENCRYPT_HEADER | FR_COMMAND_CAN_CREATE_VOLUMES;
+	}
+	else if (is_program_in_path ("7z") || is_program_in_path ("7za")) {
 		if (is_mime_type (mime_type, "application/x-rar")
 		    || is_mime_type (mime_type, "application/x-cbr"))
 		{
diff --git a/src/main.c b/src/main.c
index 0981a23..16cd83b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -88,7 +88,7 @@ FrMimeTypeDescription mime_type_desc[] = {
 	{ "application/x-bzip-compressed-tar",  ".tar.bz2",  N_("Tar compressed with bzip2 (.tar.bz2)"), 0 },
 	{ "application/x-bzip1",                ".bz",       NULL, 0 },
 	{ "application/x-bzip1-compressed-tar", ".tar.bz",   N_("Tar compressed with bzip (.tar.bz)"), 0 },
-	{ "application/x-cabinet",              ".cab",      N_("Cabinet (.cab)"), 0 },
+	{ "application/vnd.ms-cab-compressed",  ".cab",      N_("Cabinet (.cab)"), 0 },
 	{ "application/x-cbr",                  ".cbr",      N_("Rar Archived Comic Book (.cbr)"), 0 },
 	{ "application/x-cbz",                  ".cbz",      N_("Zip Archived Comic Book (.cbz)"), 0 },
 	{ "application/x-cd-image",             ".iso",      NULL, 0 },
@@ -130,7 +130,7 @@ FrExtensionType file_ext_type[] = {
 	{ ".bin", "application/x-stuffit" },
 	{ ".bz", "application/x-bzip" },
 	{ ".bz2", "application/x-bzip" },
-	{ ".cab", "application/x-cabinet" },
+	{ ".cab", "application/vnd.ms-cab-compressed" },
 	{ ".cbr", "application/x-cbr" },
 	{ ".cbz", "application/x-cbz" },
 	{ ".cpio", "application/x-cpio" },