diff --git a/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/Credentials.java b/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/Credentials.java
index 2c786bd658e3cf688ee98223bb0ecf803fc6126c..17c17bb28a61082cec8f72ba2d27b31fd9ce1da1 100644
--- a/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/Credentials.java
+++ b/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/Credentials.java
@@ -26,10 +26,10 @@ public class Credentials implements Serializable {
     @Column(name = "PASSWORD")
     private String password;
 
-    @Column(name = "PRIVATE_KEY")
+    @Column(name = "PRIVATE_KEY", columnDefinition = "TEXT")
     private String privateKey;
 
-    @Column(name = "PUBLIC_KEY")
+    @Column(name = "PUBLIC_KEY", columnDefinition = "TEXT")
     private String publicKey;
 
     @Column(name = "DOMAIN")
diff --git a/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/SSHCredentials.java b/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/SSHCredentials.java
index c779825f9408a2dff5c6a7af5b277d893f385316..a81d2ef9be50234f5b41b849dba7a5c91a1c3db3 100644
--- a/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/SSHCredentials.java
+++ b/scheduling-abstraction-layer/src/main/java/org/activeeon/morphemic/model/SSHCredentials.java
@@ -20,7 +20,7 @@ public class SSHCredentials {
     @Column(name = "KEY_PAIR_NAME")
     private String keyPairName = null;
 
-    @Column(name = "PRIVATE_KEY")
+    @Column(name = "PRIVATE_KEY", columnDefinition = "TEXT")
     private String privateKey = null;
 
     @Override