diff --git a/.github/variables/go-versions.env b/.github/variables/go-versions.env
index d0759d47..299f5efb 100644
--- a/.github/variables/go-versions.env
+++ b/.github/variables/go-versions.env
@@ -1,3 +1,3 @@
 latest=1.22
 penultimate=1.21
-min=1.20
+min=1.19
diff --git a/go.mod b/go.mod
index 7275842a..c3067801 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/launchdarkly/go-server-sdk/v7
 
-go 1.20
+go 1.19
 
 require (
 	github.com/fsnotify/fsnotify v1.4.7
diff --git a/testservice/go.mod b/testservice/go.mod
index 679e2adc..27f21f43 100644
--- a/testservice/go.mod
+++ b/testservice/go.mod
@@ -1,6 +1,6 @@
 module github.com/launchdarkly/go-server-sdk/v7/testservice
 
-go 1.20
+go 1.19
 
 require (
 	github.com/gorilla/mux v1.8.0