diff --git a/app-text/htmldoc/Manifest b/app-text/htmldoc/Manifest
index 0cfc8f1..96b2ea2 100644
--- a/app-text/htmldoc/Manifest
+++ b/app-text/htmldoc/Manifest
@@ -1,3 +1,4 @@
+AUX htmldoc-desktop.patch 273 SHA256 e1173421304816e74585135eb3b4806fc6046d7ee773cabf44cff613fdb92710 SHA512 20b4e044b5f414ddc66dc7cf8a757c33c262a5afb71b5d8036bceafb3e0eacbe0f8ae6deda11e04a550cc7c038063f8aa7beec820012e50705749a6aae9c7ede WHIRLPOOL be1835eb82e77a8d887c76cfbbace6a317c87b9a9b8b29646d59b6eccbfeea01c48edb1a1edc18298788d1e0e4d29f0374b1350f4bf34b46611b1a0525f9b4fd
 DIST htmldoc-1.9.1-source.tar.gz 4429305 SHA256 cbee52b9e6f5485086db1b86d7ed0609925fef325a88cf96a6d11a5859117094 SHA512 078630c73c0e2101fbe7ee633ddd54ffe2ea133280320825a5e88143076a1a55e86b7a3657f305506eab1ae1a2289ca61ae43833b4de57362df5ec1dd604e03a WHIRLPOOL 8dcd4ed8d1ab1b1b5cc10dca5a63f008002f2b476e59c79f44ff7257003b11b038efe0b5279c7eff8b97aab17f0aedc82bb0e412f58b26183953e835a03c5cbc
-EBUILD htmldoc-1.9.1.ebuild 1116 SHA256 b2ad477881d653bcc0074a8307d2224494b1841ce62c82ee913943a2ab017a25 SHA512 e7364dc7779205511246b070257b7bea4f473fe54ae21e5be6ebe35aa728f851ff306186001c5d1d1b866bc84672eb40c649b3e312242d37610413aba7bb2d16 WHIRLPOOL 39af409977de77c999536acedb8f553e6d56df843ea52dba6d48cfe3cf6a7712798e0926965ac709227db07755cd8687029366cbafdffb43e6a8ed2bbf9f259c
+EBUILD htmldoc-1.9.1.ebuild 1293 SHA256 0fda99d14ca54fe3c01d1598d56083469b8686e43059163bf6d58aca1afb359e SHA512 9d14b22b2a13a7851e7e064f3c816c1107f10f432edc670d287f57ae011b8022e819833264ebfbdd3f79d256efebacd78d9b0ed6f9416b6fad5c00dbb745d88a WHIRLPOOL bb68993f3aab68e322c02646d2d86cb7d4f78731362ea45658532148d3c8e939644981aebbfa97409f147953e455e98fd4c55a1ee2bfe45986eb35c5533d88c1
 MISC metadata.xml 166 SHA256 2caff447f5bd2701d8456ada5cc633c41ef4373fa4bfeabeb73599d40bcc941b SHA512 a56648c974a1d14dd4c18237532773c72057a13ab90c58b5da04f185e3c12a8bd8d5c21fb06053507f31766291a82dc7d87b34cd65fd94cfe2af7295c813ef84 WHIRLPOOL 1ff70497eca6531f0e0614c72a19f4b8e5ff486a58d369f4f0b36308d1d6b01168f9da887740e3b9f536236be251d3fe05f904d27a9233a7cf613416ba882968
diff --git a/app-text/htmldoc/files/htmldoc-desktop.patch b/app-text/htmldoc/files/htmldoc-desktop.patch
new file mode 100644
index 0000000..7a255a5
--- /dev/null
+++ b/app-text/htmldoc/files/htmldoc-desktop.patch
@@ -0,0 +1,8 @@
+--- desktop/htmldoc.desktop	2017-10-30 01:09:50.000000000 +0300
++++ desktop/htmldoc.desktop	2017-12-22 05:28:05.000000000 +0300
+@@ -7,4 +7,4 @@
+ Exec=htmldoc %F
+ Icon=htmldoc
+ Terminal=false
+-Categories=Application;Office;X-Red-Hat-Base;
++Categories=Office;X-Red-Hat-Base;
diff --git a/app-text/htmldoc/htmldoc-1.9.1.ebuild b/app-text/htmldoc/htmldoc-1.9.1.ebuild
index 6ee7c0a..d34aba0 100644
--- a/app-text/htmldoc/htmldoc-1.9.1.ebuild
+++ b/app-text/htmldoc/htmldoc-1.9.1.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
-inherit toolchain-funcs
+inherit toolchain-funcs xdg-utils eutils
 
 DESCRIPTION="Convert HTML pages into a PDF document"
 HOMEPAGE="https://michaelrsweet.github.io/htmldoc/"
@@ -22,6 +22,9 @@ S="${WORKDIR}"
 src_prepare() {
 	default
 
+    cd "${S}"
+    epatch "${FILESDIR}/htmldoc-desktop.patch"
+
 	# make sure not to use the libs htmldoc ships with
 	rm -r jpeg png zlib || die 'failed to unbundle jpeg, png, and zlib'
 
@@ -41,3 +44,11 @@ src_configure() {
 src_install() {
 	emake DSTROOT="${D}" install
 }
+
+pkg_postinst() {
+	xdg_mimeinfo_database_update
+}
+
+pkg_postrm() {
+	xdg_mimeinfo_database_update
+}