diff --git a/src/drivers/md25/BlockSysIdent.hpp b/src/drivers/md25/BlockSysIdent.hpp
index e8dd4ee9c5f..697722af22d 100644
--- a/src/drivers/md25/BlockSysIdent.hpp
+++ b/src/drivers/md25/BlockSysIdent.hpp
@@ -6,6 +6,6 @@ class BlockSysIdent : public control::Block
 public:
 	BlockSysIdent();
 private:
-	control::BlockParam<float> _freq;
-	control::BlockParam<float> _ampl;
+	BlockParamFloat _freq;
+	BlockParamFloat _ampl;
 };
diff --git a/src/lib/controllib/block/BlockParam.hpp b/src/lib/controllib/block/BlockParam.hpp
index 814d394bef5..c6c357c73b3 100644
--- a/src/lib/controllib/block/BlockParam.hpp
+++ b/src/lib/controllib/block/BlockParam.hpp
@@ -100,7 +100,7 @@ protected:
 };
 
 typedef BlockParam<float> BlockParamFloat;
-typedef BlockParam<int> BlockParamInt;
+typedef BlockParam<int32_t> BlockParamInt;
 typedef BlockParam<float &> BlockParamExtFloat;
 typedef BlockParam<int32_t &> BlockParamExtInt;