diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ea17be68..86fca888 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,17 +1,21 @@
 name: smalltalkCI
 
-on: [push, pull_request]
+on:
+  push:
+  pull_request:
+  schedule:
+    - cron: "5 0 * * 1" # At 00:05 on Monday.
 
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
-        smalltalk: [ Pharo64-12, Pharo64-11, Pharo64-10, Pharo64-9.0, Pharo64-8.0, Pharo64-7.0, GemStone64-3.7.1, GemStone64-3.6.8, GemStone64-3.5.7, Squeak64-5.3 ]
+        smalltalk: [ Pharo64-13, Pharo64-12, Pharo64-11, Pharo64-10, Pharo64-9.0, Pharo64-8.0, Pharo64-7.0, GemStone64-3.7.1, GemStone64-3.6.8, GemStone64-3.5.8, Squeak64-5.3 ]
         experimental: [ false ]
         include:
-          - smalltalk: Pharo64-13
+          - smalltalk: Pharo64-14
             experimental: true
           - smalltalk: Squeak64-6.0
             experimental: true
diff --git a/repository/BaselineOfGrease.package/BaselineOfGrease.class/instance/baselinePharo..st b/repository/BaselineOfGrease.package/BaselineOfGrease.class/instance/baselinePharo..st
index f1a39cd3..7ac453b2 100644
--- a/repository/BaselineOfGrease.package/BaselineOfGrease.class/instance/baselinePharo..st
+++ b/repository/BaselineOfGrease.package/BaselineOfGrease.class/instance/baselinePharo..st
@@ -52,7 +52,7 @@ baselinePharo: spec
 				group: 'Slime Tests' with: #('Grease-Tests-Slime') ].
 
 	spec
-		for: #(#'pharo10.x' #'pharo11.x' #'pharo12.x' #'pharo13.x')
+		for: #(#'pharo10.x' #'pharo11.x' #'pharo12.x' #'pharo13.x' #'pharo14.x')
 		do: [
 			spec
 				package: 'Grease-Core' with: [ spec includes: #('Grease-Pharo100-Core') ];
diff --git a/repository/Grease-Pharo100-Core.package/GRDelegatingStream.extension/instance/greaseNext.putAll.startingAt..st b/repository/Grease-Core.package/GRDelegatingStream.class/instance/greaseNext.putAll.startingAt..st
similarity index 86%
rename from repository/Grease-Pharo100-Core.package/GRDelegatingStream.extension/instance/greaseNext.putAll.startingAt..st
rename to repository/Grease-Core.package/GRDelegatingStream.class/instance/greaseNext.putAll.startingAt..st
index c3a17a33..1139a600 100644
--- a/repository/Grease-Pharo100-Core.package/GRDelegatingStream.extension/instance/greaseNext.putAll.startingAt..st
+++ b/repository/Grease-Core.package/GRDelegatingStream.class/instance/greaseNext.putAll.startingAt..st
@@ -1,3 +1,3 @@
-*Grease-Pharo100-Core
+streaming
 greaseNext: anInteger putAll: aCollection startingAt: startIndex
 	stream greaseNext: anInteger putAll: aCollection startingAt: startIndex
\ No newline at end of file
diff --git a/repository/Grease-Core.package/GRPlatform.class/instance/secureHashFor..st b/repository/Grease-Core.package/GRPlatform.class/instance/secureHashFor..st
index dfe482be..7da0404a 100644
--- a/repository/Grease-Core.package/GRPlatform.class/instance/secureHashFor..st
+++ b/repository/Grease-Core.package/GRPlatform.class/instance/secureHashFor..st
@@ -1,3 +1,3 @@
 cryptography
-secureHashFor: aString
+secureHashFor: aStringOrByteArray
 	self subclassResponsibility
\ No newline at end of file
diff --git a/repository/Grease-Core.package/GRPlatform.class/instance/version.st b/repository/Grease-Core.package/GRPlatform.class/instance/version.st
index 7dce4ec5..a4bed8ce 100644
--- a/repository/Grease-Core.package/GRPlatform.class/instance/version.st
+++ b/repository/Grease-Core.package/GRPlatform.class/instance/version.st
@@ -2,5 +2,5 @@ version info
 version
 	"Answer the Grease version"
 
-	^ (GRVersion major: 1 minor: 18 revision: 1)
+	^ (GRVersion major: 1 minor: 18 revision: 3)
 		yourself
\ No newline at end of file
diff --git a/repository/Grease-Pharo100-Core.package/GRDelegatingStream.extension/properties.json b/repository/Grease-Pharo100-Core.package/GRDelegatingStream.extension/properties.json
deleted file mode 100644
index 5ec29ea0..00000000
--- a/repository/Grease-Pharo100-Core.package/GRDelegatingStream.extension/properties.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-	"name" : "GRDelegatingStream"
-}
\ No newline at end of file
diff --git a/repository/Grease-Pharo100-Core.package/GRPharoPlatform.class/instance/secureHashFor..st b/repository/Grease-Pharo100-Core.package/GRPharoPlatform.class/instance/secureHashFor..st
index 46b9e2d2..12698969 100644
--- a/repository/Grease-Pharo100-Core.package/GRPharoPlatform.class/instance/secureHashFor..st
+++ b/repository/Grease-Pharo100-Core.package/GRPharoPlatform.class/instance/secureHashFor..st
@@ -1,3 +1,3 @@
 cryptography
-secureHashFor: aString
-	^ SHA1 new hashMessage: aString
\ No newline at end of file
+secureHashFor: aStringOrByteArray
+	^ SHA1 new hashMessage: aStringOrByteArray
\ No newline at end of file
diff --git a/repository/Grease-Tests-Core.package/GRPlatformTest.class/instance/testSecureHashFor.st b/repository/Grease-Tests-Core.package/GRPlatformTest.class/instance/testSecureHashFor.st
index f6521ee3..5a6dfb9f 100644
--- a/repository/Grease-Tests-Core.package/GRPlatformTest.class/instance/testSecureHashFor.st
+++ b/repository/Grease-Tests-Core.package/GRPlatformTest.class/instance/testSecureHashFor.st
@@ -1,9 +1,19 @@
 tests
 testSecureHashFor
-	"Make sure the platform class provides a #secureHashFor: method. The method is called by Seaside when hashing passwords. The Squeak implementation returns a SHA-1 hash but another equivalent hash method could also be used."
+	"Make sure the platform class provides a #secureHashFor: method. The method is called by Seaside when hashing passwords. 
+	The Pharo implementation returns a SHA-1 hash but another equivalent hash method could also be used."
 	
-	| a b |
+	| a b c d invalidUtf8 e f |
 	a := self platform secureHashFor: 'foobar'.
 	b := self platform secureHashFor: 'foobar'.
+	self assert: a equals: b.
+
+	c := self platform secureHashFor: #[102 111 111 98 97 114].
+	d := self platform secureHashFor: #[102 111 111 98 97 114].
+	self assert: c equals: d.
 	
-	self assert: (a = b)
\ No newline at end of file
+	"The following ensures any byte array can be used (and not only the onces containing valid utf8)"
+	invalidUtf8 := #[160 161].
+	e := self platform secureHashFor: invalidUtf8.
+	f := self platform secureHashFor: invalidUtf8.
+	self assert: e equals: f
\ No newline at end of file