diff --git a/plutus-core/plutus-core.cabal b/plutus-core/plutus-core.cabal
index 956d3ade95c..90923beee1e 100644
--- a/plutus-core/plutus-core.cabal
+++ b/plutus-core/plutus-core.cabal
@@ -358,7 +358,7 @@ test-suite plutus-core-test
   import:           lang
 
   -- needs linux 'diff' available
-  if os(windows)
+  if (os(windows) || arch(wasm32))
     buildable: False
 
   type:             exitcode-stdio-1.0
@@ -416,7 +416,7 @@ test-suite untyped-plutus-core-test
   import:         lang
 
   -- needs linux 'diff' available
-  if os(windows)
+  if (os(windows) || arch(wasm32))
     buildable: False
 
   type:           exitcode-stdio-1.0
@@ -436,7 +436,7 @@ library untyped-plutus-core-testlib
   hs-source-dirs:     untyped-plutus-core/testlib
 
   -- needs linux 'diff' available
-  if os(windows)
+  if (os(windows) || arch(wasm32))
     buildable: False
 
   exposed-modules:
@@ -610,7 +610,7 @@ test-suite plutus-ir-test
   import:             lang
 
   -- needs linux 'diff' available
-  if os(windows)
+  if (os(windows) || arch(wasm32))
     buildable: False
 
   type:               exitcode-stdio-1.0
@@ -683,7 +683,7 @@ executable plutus
 
   -- Hydra complains that this is not buildable on mingw32 because of brick.
   -- Strange, because I thought vty added support for windows.
-  if os(windows)
+  if (os(windows) || arch(wasm32))
     buildable: False
 
   other-modules:
@@ -980,7 +980,7 @@ executable generate-cost-model
     buildable: False
 
   -- Can't build on windows as it depends on R.
-  if os(windows)
+  if (os(windows) || arch(wasm32))
     buildable: False
 
   build-depends:
@@ -1025,7 +1025,7 @@ benchmark cost-model-test
     buildable: False
 
   -- Can't build on windows as it depends on R.
-  if os(windows)
+  if (os(windows) || arch(wasm32))
     buildable: False
 
   build-depends: