diff --git a/.gitignore b/.gitignore
index 6e76b43..ca1aa24 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 /modulemd-1.0.1.tar.xz
 /modulemd-1.0.2.tar.xz
 /modulemd-1.0.3.tar.xz
+/modulemd-1.0.4.tar.xz
diff --git a/libmodulemd.spec b/libmodulemd.spec
index 891fc3e..330154c 100644
--- a/libmodulemd.spec
+++ b/libmodulemd.spec
@@ -1,6 +1,6 @@
 %global majorversion 1
 %global minorversion 0
-%global patchversion 3
+%global patchversion 4
 %global majorminorversion %{majorversion}.%{minorversion}
 
 Name:           libmodulemd
@@ -68,6 +68,11 @@ export LC_CTYPE=C.utf8
 %{_datadir}/gtk-doc/html/modulemd/
 
 %changelog
+* Tue Feb 27 2018 Stephen Gallagher <sgallagh@redhat.com> - 1.0.4-1
+- Update to 1.0.4
+- Rework version autodetection
+- Avoid infinite loop on unparseable YAML
+
 * Sun Feb 25 2018 Stephen Gallagher <sgallagh@redhat.com> - 1.0.3-1
 - RPM components are properly emitted when no module components exist
 - Parser works around late determination of modulemd version
diff --git a/sources b/sources
index 57eca2f..4a957d4 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (modulemd-1.0.3.tar.xz) = 22ead2e9205ad424fcde158bd1a9bbbf3f8ed7e13651782f90dbda21e0666c4ae4869a2aab28dedba2c87e13cdb634a66019b18658a9706b49165d21430c7075
+SHA512 (modulemd-1.0.4.tar.xz) = c71daae3e88a17a8b5c014bc24e30a0d0f7c8b37d412cc8e4229295d5e6783f93c720973cc26fd1270b18e70fd6839d53e6882666e4a48181c2d4a5cc2fcea66