diff --git a/src/protocols/SSTV/SSTV.cpp b/src/protocols/SSTV/SSTV.cpp
index 7988fc64..6e658a25 100644
--- a/src/protocols/SSTV/SSTV.cpp
+++ b/src/protocols/SSTV/SSTV.cpp
@@ -278,6 +278,10 @@ void SSTVClient::sendLine(uint32_t* imgLine) {
   }
 }
 
+uint16_t SSTVClient::getPictureHeight() const {
+  return(_mode.height);
+}
+
 void SSTVClient::tone(float freq, uint32_t len) {
   uint32_t start = micros();
   if(_audio != nullptr) {
diff --git a/src/protocols/SSTV/SSTV.h b/src/protocols/SSTV/SSTV.h
index ea64ceca..fd827b6a 100644
--- a/src/protocols/SSTV/SSTV.h
+++ b/src/protocols/SSTV/SSTV.h
@@ -180,7 +180,7 @@ class SSTVClient {
 
       \returns Picture height of the currently configured SSTV mode in pixels.
     */
-    uint16_t getPictureHeight() const { return(_mode.height); };
+    uint16_t getPictureHeight() const;
 
 #ifndef RADIOLIB_GODMODE
   private: