diff --git a/.gitignore b/.gitignore
index 32b9ca7..d408698 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,4 @@ SOURCES/osbuild-composer-75.tar.gz
 /osbuild-composer-88.tar.gz
 /osbuild-composer-89.tar.gz
 /osbuild-composer-90.tar.gz
+/osbuild-composer-91.tar.gz
diff --git a/osbuild-composer.spec b/osbuild-composer.spec
index 0df7cd5..eb7a6ff 100644
--- a/osbuild-composer.spec
+++ b/osbuild-composer.spec
@@ -9,7 +9,7 @@
 
 %global goipath         github.com/osbuild/osbuild-composer
 
-Version:        90
+Version:        91
 
 %gometa
 
@@ -78,6 +78,11 @@ export PATH=$PWD/_bin${PATH:+:$PATH}
 export GOPATH=$GO_BUILD_PATH:%{gopath}
 export GOFLAGS+=" -mod=vendor"
 %endif
+%if 0%{?fedora}
+# Fedora disables Go modules by default, but we want to use them.
+# Undefine the macro which disables it to use the default behavior.
+%undefine gomodulesmode
+%endif
 
 # Set the commit hash so that composer can report what source version
 # was used to build it. This has to be set explicitly when calling rpmbuild,
@@ -416,6 +421,9 @@ Integration tests to be run on a pristine-dedicated system to test the osbuild-c
 %endif
 
 %changelog
+* Wed Oct 04 2023 imagebuilder-bot <imagebuilder-bots+imagebuilder-bot@redhat.com> - 91-1
+- New upstream release
+
 * Thu Sep 21 2023 imagebuilder-bot <imagebuilder-bots+imagebuilder-bot@redhat.com> - 90-1
 - New upstream release
 
diff --git a/sources b/sources
index 287d8ca..35ce5d9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (osbuild-composer-90.tar.gz) = 5714ab9c65dd6843fb96edc587f81c7f1a6f4cd96b895031f2366d6233cd62356809751081c7b5ecde7b331b0d5c88086f0b687ce1734449a557e974403f7b7b
+SHA512 (osbuild-composer-91.tar.gz) = c1ae8f2d168ecf20a2a5e99289c7f03c132c2d785e1eb442276cf018b9583eb64ca85c1fbef4a3d95ef031ede630baa490f8ef4de66745a777140adda86882f3