diff --git a/.gitignore b/.gitignore
index e296620..7e2bae2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -110,3 +110,4 @@
 /go1.17.5.src.tar.gz
 /go1.18beta1.src.tar.gz
 /go1.18beta2.src.tar.gz
+/go1.18rc1.src.tar.gz
diff --git a/golang.spec b/golang.spec
index aad1a5b..39a407d 100644
--- a/golang.spec
+++ b/golang.spec
@@ -107,7 +107,7 @@
 
 # Comment out go_prerelease and go_patch as needed
 %global go_api 1.18
-%global go_prerelease beta2
+%global go_prerelease rc1
 #global go_patch 1
 
 %global go_version %{go_api}%{?go_patch:.%{go_patch}}%{?go_prerelease:~%{go_prerelease}}
@@ -541,6 +541,10 @@ fi
 %endif
 
 %changelog
+* Thu Feb 17 2022 Mike Rochefort <mroche@redhat.com> - 1.18~rc1-1
+- Update to 1.18rc1
+- Resolves: rhbz#2002859
+
 * Mon Jan 31 2022 Mike Rochefort <mroche@redhat.com> - 1.18~beta2-1
 - Update to 1.18beta2
 - Remove testshared-size-limit patch (now upstream) 83fc097
diff --git a/sources b/sources
index 7c77f1d..8eea6a6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (go1.18beta2.src.tar.gz) = 8bea4e94c1536b12ea02b73b2cdbc703e05e65837ca50f41b4e71ec3265632609053d542ac08c145b96c94397177095d998cdedad58995b94e4da195f6f66196
+SHA512 (go1.18rc1.src.tar.gz) = 5805ccff679952027bdfd695c91603fe66131ba8cccd2210e24d213e9934c1bf80e135735b90fdde56cfb914e5415a46c4e1204acf64e434e0a9cc9f74a733f6