diff --git a/bech32-th/bech32-th.cabal b/bech32-th/bech32-th.cabal
index 9d2119c..7c5e9c0 100644
--- a/bech32-th/bech32-th.cabal
+++ b/bech32-th/bech32-th.cabal
@@ -28,15 +28,15 @@ flag release
   manual: True
 
 common dependency-base
-    build-depends:base                            >= 4.14.3.0   && < 5
+    build-depends:base                            >= 4.14.3.0   && < 4.20
 common dependency-bech32
-    build-depends:bech32                          >= 1.1.4
+    build-depends:bech32                          >= 1.1.4      && < 1.2
 common dependency-hspec
-    build-depends:hspec                           >= 2.11.7
+    build-depends:hspec                           >= 2.11.7     && < 2.12
 common dependency-template-haskell
-    build-depends:template-haskell                >= 2.16.0.0
+    build-depends:template-haskell                >= 2.16.0.0   && < 2.22
 common dependency-text
-    build-depends:text                            >= 1.2.4.1
+    build-depends:text                            >= 1.2.4.1    && < 2.2
 
 library
   import:
diff --git a/bech32/bech32.cabal b/bech32/bech32.cabal
index 28cfced..ef2f093 100644
--- a/bech32/bech32.cabal
+++ b/bech32/bech32.cabal
@@ -32,37 +32,37 @@ flag static
   manual: True
 
 common dependency-array
-    build-depends:array                           >= 0.5.4.0
+    build-depends:array                           >= 0.5.4.0    && < 0.6
 common dependency-base
-    build-depends:base                            >= 4.14.3.0   && < 5
+    build-depends:base                            >= 4.14.3.0   && < 4.20
 common dependency-base58-bytestring
-    build-depends:base58-bytestring               >= 0.1.0
+    build-depends:base58-bytestring               >= 0.1.0      && < 0.2
 common dependency-bytestring
-    build-depends:bytestring                      >= 0.10.12.0
+    build-depends:bytestring                      >= 0.10.12.0  && < 0.13
 common dependency-containers
-    build-depends:containers                      >= 0.6.5.1
+    build-depends:containers                      >= 0.6.5.1    && < 0.7
 common dependency-deepseq
-    build-depends:deepseq                         >= 1.4.4.0
+    build-depends:deepseq                         >= 1.4.4.0    && < 1.6
 common dependency-extra
-    build-depends:extra                           >= 1.7.14
+    build-depends:extra                           >= 1.7.14     && < 1.8
 common dependency-hspec
-    build-depends:hspec                           >= 2.11.7
+    build-depends:hspec                           >= 2.11.7     && < 2.12
 common dependency-memory
-    build-depends:memory                          >= 0.18.0
+    build-depends:memory                          >= 0.18.0     && < 0.19
 common dependency-optparse-applicative
-    build-depends:optparse-applicative            >= 0.18.1.0
+    build-depends:optparse-applicative            >= 0.18.1.0   && < 0.19
 common dependency-prettyprinter
-    build-depends:prettyprinter                   >= 1.7.1
+    build-depends:prettyprinter                   >= 1.7.1      && < 1.8
 common dependency-prettyprinter-ansi-terminal
-    build-depends:prettyprinter-ansi-terminal     >= 1.1.3
+    build-depends:prettyprinter-ansi-terminal     >= 1.1.3      && < 1.2
 common dependency-process
-    build-depends:process                         >= 1.6.13.2
+    build-depends:process                         >= 1.6.13.2   && < 1.7
 common dependency-QuickCheck
-    build-depends:QuickCheck                      >= 2.14.3
+    build-depends:QuickCheck                      >= 2.14.3     && < 2.15
 common dependency-text
-    build-depends:text                            >= 1.2.4.1
+    build-depends:text                            >= 1.2.4.1    && < 2.2
 common dependency-vector
-    build-depends:vector                          >= 0.13.1.0
+    build-depends:vector                          >= 0.13.1.0   && < 0.14
 
 library
   import: