diff --git a/dhall-docs/dhall-docs.cabal b/dhall-docs/dhall-docs.cabal
index e4d5f34fe..8004b319c 100644
--- a/dhall-docs/dhall-docs.cabal
+++ b/dhall-docs/dhall-docs.cabal
@@ -65,7 +65,7 @@ Library
         containers                                 ,
         cryptonite                           < 0.29,
         directory            >= 1.3.0.0   && < 1.4 ,
-        dhall                >= 1.35.0    && < 1.39,
+        dhall                >= 1.38.0    && < 1.39,
         file-embed           >= 0.0.10.0           ,
         filepath             >= 1.4       && < 1.5 ,
         lens-family-core     >= 1.0.0     && < 2.2 ,
diff --git a/dhall-json/dhall-json.cabal b/dhall-json/dhall-json.cabal
index 85a72e720..09d60e385 100644
--- a/dhall-json/dhall-json.cabal
+++ b/dhall-json/dhall-json.cabal
@@ -44,7 +44,7 @@ Library
         aeson-yaml                >= 1.1.0     && < 1.2 ,
         bytestring                                < 0.11,
         containers                >= 0.5.9     && < 0.7 ,
-        dhall                     >= 1.36.0    && < 1.39,
+        dhall                     >= 1.38.0    && < 1.39,
         exceptions                >= 0.8.3     && < 0.11,
         filepath                                  < 1.5 ,
         lens-family-core          >= 1.0.0     && < 2.2 ,
diff --git a/dhall-lsp-server/dhall-lsp-server.cabal b/dhall-lsp-server/dhall-lsp-server.cabal
index f095182c4..1cd13e792 100644
--- a/dhall-lsp-server/dhall-lsp-server.cabal
+++ b/dhall-lsp-server/dhall-lsp-server.cabal
@@ -50,7 +50,7 @@ library
     , containers           >= 0.5.11.0 && < 0.7
     , data-default         >= 0.7.1.1  && < 0.8
     , directory            >= 1.2.2.0  && < 1.4
-    , dhall                >= 1.35.0   && < 1.39
+    , dhall                >= 1.38.0   && < 1.39
     , dhall-json           >= 1.4      && < 1.8
     , filepath             >= 1.4.2    && < 1.5
     , haskell-lsp          >= 0.19.0.0 && < 0.25
diff --git a/dhall-nix/dhall-nix.cabal b/dhall-nix/dhall-nix.cabal
index 2d893a04d..768eaf490 100644
--- a/dhall-nix/dhall-nix.cabal
+++ b/dhall-nix/dhall-nix.cabal
@@ -30,7 +30,7 @@ Library
         base                      >= 4.11.0.0 && < 5   ,
         containers                               < 0.7 ,
         data-fix                                 < 0.4 ,
-        dhall                     >= 1.36     && < 1.39,
+        dhall                     >= 1.38     && < 1.39,
         hnix                      >= 0.7      && < 0.13,
         lens-family-core          >= 1.0.0    && < 2.2 ,
         neat-interpolation                       < 0.6 ,
diff --git a/dhall-openapi/dhall-openapi.cabal b/dhall-openapi/dhall-openapi.cabal
index dc8c87f62..16f3f42c4 100644
--- a/dhall-openapi/dhall-openapi.cabal
+++ b/dhall-openapi/dhall-openapi.cabal
@@ -49,7 +49,7 @@ library
     base                    >= 4.11.0.0  && < 5    ,
     aeson                   >= 1.0.0.0   && < 1.6  ,
     containers              >= 0.5.8.0   && < 0.7  ,
-    dhall                   >= 1.35.0    && < 1.39 ,
+    dhall                   >= 1.38.0    && < 1.39 ,
     prettyprinter           >= 1.7.0     && < 1.8  ,
     scientific              >= 0.3.0.0   && < 0.4  ,
     sort                    >= 1.0       && < 1.1  ,