diff --git a/src/Model/D90AdisTS/D90AdisTS.py b/src/Model/D90AdisTS/D90AdisTS.py
index 39dac26a..a6bed3f2 100644
--- a/src/Model/D90AdisTS/D90AdisTS.py
+++ b/src/Model/D90AdisTS/D90AdisTS.py
@@ -71,7 +71,7 @@ class D90AdisTS(SQLSubModel):
     @classmethod
     def _db_update(cls, execute, version):
         major, minor, release = version.strip().split(".")
-        if major == minor == "0":
+        if major == 0 and minor < 1:
             if int(release) < 6:
                 cls._db_create(execute)
 
diff --git a/src/Model/D90AdisTS/D90AdisTSSpec.py b/src/Model/D90AdisTS/D90AdisTSSpec.py
index da785398..948e8f78 100644
--- a/src/Model/D90AdisTS/D90AdisTSSpec.py
+++ b/src/Model/D90AdisTS/D90AdisTSSpec.py
@@ -72,7 +72,7 @@ class D90AdisTSSpec(SQLSubModel):
     @classmethod
     def _db_update(cls, execute, version):
         major, minor, release = version.strip().split(".")
-        if major == minor == "0":
+        if major == 0 and minor < 1:
             if int(release) < 6:
                 cls._db_create(execute)
 
diff --git a/src/Model/DIFAdisTS/DIFAdisTS.py b/src/Model/DIFAdisTS/DIFAdisTS.py
index c0447941..b40b09f5 100644
--- a/src/Model/DIFAdisTS/DIFAdisTS.py
+++ b/src/Model/DIFAdisTS/DIFAdisTS.py
@@ -78,7 +78,7 @@ class DIFAdisTS(SQLSubModel):
     @classmethod
     def _db_update(cls, execute, version):
         major, minor, release = version.strip().split(".")
-        if major == minor == "0":
+        if major == 0 and minor < 1:
             if int(release) < 6:
                 cls._db_create(execute)
 
diff --git a/src/Model/DIFAdisTS/DIFAdisTSSpec.py b/src/Model/DIFAdisTS/DIFAdisTSSpec.py
index f6c7e4c3..606551c0 100644
--- a/src/Model/DIFAdisTS/DIFAdisTSSpec.py
+++ b/src/Model/DIFAdisTS/DIFAdisTSSpec.py
@@ -76,7 +76,7 @@ class DIFAdisTSSpec(SQLSubModel):
     @classmethod
     def _db_update(cls, execute, version):
         major, minor, release = version.strip().split(".")
-        if major == minor == "0":
+        if major == 0 and minor < 1:
             if int(release) < 6:
                 cls._db_create(execute)