diff --git a/src/VizumCamera.cpp b/src/VizumCamera.cpp
index b04b629..77bde39 100755
--- a/src/VizumCamera.cpp
+++ b/src/VizumCamera.cpp
@@ -2313,6 +2313,16 @@ bool VizumCamera::GetFloatParam(const std::string& name, float& value)
         return false;
     }
 
+    if (name == "GainMin" || name == "GainMax" || name == "GainStep") {
+        unsigned int minimum = 0, maximum = 0;
+        const int result = VzNL_QueryParamRange(m_deviceHandle, keDeviceParamType_Gain,
+                                               &minimum, &maximum);
+        LogSdkReturn("camera_param_read", "VzNL_QueryParamRange(gain)", result);
+        if (result != 0 || minimum > maximum || maximum > 65535) return false;
+        value = name == "GainMin" ? float(minimum) : name == "GainMax" ? float(maximum) : 1.0f;
+        return true;
+    }
+
     if (name == "ExposureTime" || name == "Exposure" || name == "exposure") {
         EVzNLExposeMode exposeMode = keVzNLExposeMode_Fix;
         uint32_t exposeUs = 0;