diff --git a/servant-client-core/servant-client-core.cabal b/servant-client-core/servant-client-core.cabal
index b491ba2d..201821b3 100644
--- a/servant-client-core/servant-client-core.cabal
+++ b/servant-client-core/servant-client-core.cabal
@@ -64,7 +64,7 @@ library
 
   -- Servant dependencies
   build-depends:
-      servant            >= 0.18 && <0.19
+      servant            >= 0.18.1 && <0.19
 
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.
   -- Here can be exceptions if we really need features from the newer versions.
diff --git a/servant-client/servant-client.cabal b/servant-client/servant-client.cabal
index 69352821..e72b9cb4 100644
--- a/servant-client/servant-client.cabal
+++ b/servant-client/servant-client.cabal
@@ -58,7 +58,7 @@ library
   -- Strict dependency on `servant-client-core` as we re-export things.
   build-depends:
       servant               == 0.18.*
-    , servant-client-core   >= 0.18 && <0.18.2
+    , servant-client-core   >= 0.18.1 && <0.18.2
 
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.
   -- Here can be exceptions if we really need features from the newer versions.
diff --git a/servant-http-streams/servant-http-streams.cabal b/servant-http-streams/servant-http-streams.cabal
index b3c1e2fc..68fbaf4c 100644
--- a/servant-http-streams/servant-http-streams.cabal
+++ b/servant-http-streams/servant-http-streams.cabal
@@ -55,7 +55,7 @@ library
   -- Strict dependency on `servant-client-core` as we re-export things.
   build-depends:
       servant               == 0.18.*
-    , servant-client-core   >= 0.18 && <0.19.1
+    , servant-client-core   >= 0.18.1 && <0.18.2
 
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.
   -- Here can be exceptions if we really need features from the newer versions.
diff --git a/servant-server/servant-server.cabal b/servant-server/servant-server.cabal
index 5ea2d40f..19baec97 100644
--- a/servant-server/servant-server.cabal
+++ b/servant-server/servant-server.cabal
@@ -71,7 +71,7 @@ library
   -- Servant dependencies
   -- strict dependency as we re-export 'servant' things.
   build-depends:
-      servant             >= 0.18     && < 0.19.1
+      servant             >= 0.18.1   && < 0.18.2
     , http-api-data       >= 0.4.1    && < 0.4.3
 
   -- Other dependencies: Lower bound around what is in the latest Stackage LTS.