diff --git a/Gemfile.lock b/Gemfile.lock
index a076f848..155eccf2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,10 +1,10 @@
 PATH
   remote: .
   specs:
-    launchdarkly-server-sdk (5.5.6)
+    launchdarkly-server-sdk (5.5.7)
       concurrent-ruby (~> 1.0)
       json (>= 1.8, < 3)
-      ld-eventsource (~> 1.0)
+      ld-eventsource (= 1.0.1)
       semantic (~> 1.6)
 
 GEM
@@ -40,7 +40,7 @@ GEM
     jmespath (1.4.0)
     json (1.8.6)
     json (1.8.6-java)
-    ld-eventsource (1.0.0)
+    ld-eventsource (1.0.1)
       concurrent-ruby (~> 1.0)
       http_tools (~> 0.4.5)
       socketry (~> 0.5.1)
diff --git a/launchdarkly-server-sdk.gemspec b/launchdarkly-server-sdk.gemspec
index 911e438b..2e95cd41 100644
--- a/launchdarkly-server-sdk.gemspec
+++ b/launchdarkly-server-sdk.gemspec
@@ -36,5 +36,5 @@ Gem::Specification.new do |spec|
   spec.add_runtime_dependency "json", [">= 1.8", "< 3"]
   spec.add_runtime_dependency "semantic", "~> 1.6"
   spec.add_runtime_dependency "concurrent-ruby", "~> 1.0"
-  spec.add_runtime_dependency "ld-eventsource", '~> 1.0'
+  spec.add_runtime_dependency "ld-eventsource", "1.0.1"
 end