diff --git a/ogma-core/src/Command/FPrimeApp.hs b/ogma-core/src/Command/FPrimeApp.hs
index da60c15..225c91d 100644
--- a/ogma-core/src/Command/FPrimeApp.hs
+++ b/ogma-core/src/Command/FPrimeApp.hs
@@ -741,15 +741,15 @@ ecCannotCopyTemplate = 1
 -- | JSONPath selectors for a FRET file
 fretFormat :: JSONFormat
 fretFormat = JSONFormat
-  { specInternalVars    = "..Internal_variables[*]"
+  { specInternalVars    = Just "..Internal_variables[*]"
   , specInternalVarId   = ".name"
   , specInternalVarExpr = ".assignmentCopilot"
-  , specInternalVarType = ".type"
-  , specExternalVars    = "..Other_variables[*]"
+  , specInternalVarType = Just ".type"
+  , specExternalVars    = Just "..Other_variables[*]"
   , specExternalVarId   = ".name"
-  , specExternalVarType = ".type"
+  , specExternalVarType = Just ".type"
   , specRequirements    = "..Requirements[*]"
   , specRequirementId   = ".name"
-  , specRequirementDesc = ".fretish"
+  , specRequirementDesc = Just ".fretish"
   , specRequirementExpr = ".ptLTL"
   }
diff --git a/ogma-core/src/Command/FRETComponentSpec2Copilot.hs b/ogma-core/src/Command/FRETComponentSpec2Copilot.hs
index 697f427..fcf2144 100644
--- a/ogma-core/src/Command/FRETComponentSpec2Copilot.hs
+++ b/ogma-core/src/Command/FRETComponentSpec2Copilot.hs
@@ -159,16 +159,16 @@ fretComponentSpec2CopilotResult options fp result = case result of
 -- | JSONPath selectors for a FRET file
 fretFormat :: Bool -> JSONFormat
 fretFormat useCoCoSpec = JSONFormat
-  { specInternalVars    = "..Internal_variables[*]"
+  { specInternalVars    = Just "..Internal_variables[*]"
   , specInternalVarId   = ".name"
   , specInternalVarExpr = ".assignmentCopilot"
-  , specInternalVarType = ".type"
-  , specExternalVars    = "..Other_variables[*]"
+  , specInternalVarType = Just ".type"
+  , specExternalVars    = Just "..Other_variables[*]"
   , specExternalVarId   = ".name"
-  , specExternalVarType = ".type"
+  , specExternalVarType = Just ".type"
   , specRequirements    = "..Requirements[*]"
   , specRequirementId   = ".name"
-  , specRequirementDesc = ".fretish"
+  , specRequirementDesc = Just ".fretish"
   , specRequirementExpr = if useCoCoSpec then ".CoCoSpecCode" else ".ptLTL"
   }
 
diff --git a/ogma-core/src/Command/ROSApp.hs b/ogma-core/src/Command/ROSApp.hs
index d3e2f79..072ed13 100644
--- a/ogma-core/src/Command/ROSApp.hs
+++ b/ogma-core/src/Command/ROSApp.hs
@@ -716,15 +716,15 @@ ecCannotCopyTemplate = 1
 -- | JSONPath selectors for a FRET file
 fretFormat :: JSONFormat
 fretFormat = JSONFormat
-  { specInternalVars    = "..Internal_variables[*]"
+  { specInternalVars    = Just "..Internal_variables[*]"
   , specInternalVarId   = ".name"
   , specInternalVarExpr = ".assignmentCopilot"
-  , specInternalVarType = ".type"
-  , specExternalVars    = "..Other_variables[*]"
+  , specInternalVarType = Just ".type"
+  , specExternalVars    = Just "..Other_variables[*]"
   , specExternalVarId   = ".name"
-  , specExternalVarType = ".type"
+  , specExternalVarType = Just ".type"
   , specRequirements    = "..Requirements[*]"
   , specRequirementId   = ".name"
-  , specRequirementDesc = ".fretish"
+  , specRequirementDesc = Just ".fretish"
   , specRequirementExpr = ".ptLTL"
   }