diff --git a/ghc-mod.cabal b/ghc-mod.cabal
index e8813de..a3e34cb 100644
--- a/ghc-mod.cabal
+++ b/ghc-mod.cabal
@@ -203,13 +203,11 @@ Library
                       , text                 < 1.3  && >= 1.2.1.3
                       , transformers-base    < 0.5  && >= 0.4.4
 
-                      , cabal-helper         < 0.8  && >= 0.7.3.0
-                      , ghc                  < 8.4  && >= 7.6
+                      , cabal-helper         < 0.9  && >= 0.8.0.0
+                      , ghc                  < 8.4  && >= 7.8
 
   if impl(ghc >= 8.0)
     Build-Depends:      ghc-boot
-  if impl(ghc < 7.8)
-    Build-Depends:      convertible          < 1.2  && >= 1.1.0.0
 
 Executable ghc-mod
   Default-Language:     Haskell2010
@@ -236,7 +234,7 @@ Executable ghc-mod
                       , semigroups           < 0.19 && >= 0.10.0
                       , split                < 0.3  && >= 0.2.2
 
-                      , ghc                  < 8.4  && >= 7.6
+                      , ghc                  < 8.4  && >= 7.8
                       , ghc-mod
 
 
@@ -322,7 +320,7 @@ Test-Suite spec
 
                       , base                 < 4.11 && >= 4.6.0.1
                       , fclabels             < 2.1  && >= 2.0
-                      , hspec                < 2.4  && >= 2.0.0
+                      , hspec                < 2.5  && >= 2.0.0
                       , monad-journal        < 0.8  && >= 0.4
                       , split                < 0.3  && >= 0.2.2
                       , temporary            < 1.3  && >= 1.2.0.3
@@ -334,8 +332,8 @@ Test-Suite spec
     Build-Depends:      ghc-boot
 
   Build-Depends:
-                        cabal-helper         < 0.8  && >= 0.7.1.0
-                      , ghc                  < 8.4  && >= 7.6
+                        cabal-helper         < 0.9  && >= 0.8.0.0
+                      , ghc                  < 8.4  && >= 7.8
                       , ghc-mod