diff --git a/src/Glorp/CacheManager.class.st b/src/Glorp/CacheManager.class.st
index 1e42614d..92cd4939 100644
--- a/src/Glorp/CacheManager.class.st
+++ b/src/Glorp/CacheManager.class.st
@@ -138,6 +138,8 @@ CacheManager >> hasObjectExpiredOfClass: aClass withKey: key [
 { #category : #initialization }
 CacheManager >> initialize [
 
+	super initialize.
+
 	subCaches := IdentityDictionary new: 100
 ]
 
diff --git a/src/Glorp/DatabaseCommand.class.st b/src/Glorp/DatabaseCommand.class.st
index f2584c41..916ce37a 100644
--- a/src/Glorp/DatabaseCommand.class.st
+++ b/src/Glorp/DatabaseCommand.class.st
@@ -101,6 +101,7 @@ DatabaseCommand >> hasMultipleRows [
 { #category : #initialization }
 DatabaseCommand >> initialize [
 
+	super initialize.
 	useBinding := true.
 	stream := WriteStream on: (String new: 100)
 ]
diff --git a/src/Glorp/DatabaseConverter.class.st b/src/Glorp/DatabaseConverter.class.st
index 353251cd..2227d1bf 100644
--- a/src/Glorp/DatabaseConverter.class.st
+++ b/src/Glorp/DatabaseConverter.class.st
@@ -41,6 +41,7 @@ DatabaseConverter >> convert: anObject toDatabaseRepresentationAs: aDatabaseType
 { #category : #initialization }
 DatabaseConverter >> initialize [
 
+	super initialize.
 	name := #unnamed
 ]
 
diff --git a/src/Glorp/DatabaseIndex.class.st b/src/Glorp/DatabaseIndex.class.st
index 0049dd37..33bc396e 100644
--- a/src/Glorp/DatabaseIndex.class.st
+++ b/src/Glorp/DatabaseIndex.class.st
@@ -82,6 +82,7 @@ DatabaseIndex >> indexesField: aField [
 { #category : #initialization }
 DatabaseIndex >> initialize [
 
+	super initialize.
 	fields := OrderedCollection new: 2
 ]
 
diff --git a/src/Glorp/ForeignKeyConstraint.class.st b/src/Glorp/ForeignKeyConstraint.class.st
index 60d46923..22e3268b 100644
--- a/src/Glorp/ForeignKeyConstraint.class.st
+++ b/src/Glorp/ForeignKeyConstraint.class.st
@@ -119,7 +119,8 @@ ForeignKeyConstraint >> generateName [
 
 { #category : #initialization }
 ForeignKeyConstraint >> initialize [
-
+	
+	super initialize.
 	self sourceFields: (OrderedCollection new: 2).
 	targetFields := OrderedCollection new: 2
 ]
diff --git a/src/Glorp/GlorpPreparedStatement.class.st b/src/Glorp/GlorpPreparedStatement.class.st
index 39818cec..81691ad5 100644
--- a/src/Glorp/GlorpPreparedStatement.class.st
+++ b/src/Glorp/GlorpPreparedStatement.class.st
@@ -46,7 +46,7 @@ GlorpPreparedStatement >> glorpNoticeOfExpiryIn: aSession [
 
 { #category : #initialization }
 GlorpPreparedStatement >> initialize [
-
+	super initialize.
 	busy := false
 ]
 
diff --git a/src/Glorp/GlorpSession.class.st b/src/Glorp/GlorpSession.class.st
index aceab90f..0340ec22 100644
--- a/src/Glorp/GlorpSession.class.st
+++ b/src/Glorp/GlorpSession.class.st
@@ -521,6 +521,8 @@ GlorpSession >> inUnitOfWorkDo: aBlock [
 { #category : #initialization }
 GlorpSession >> initialize [
 
+	super initialize.
+
 	self initializeCache
 ]