diff --git a/serviceinterface/ServiceInterfaceBuffer.cpp b/serviceinterface/ServiceInterfaceBuffer.cpp
index ccc051c37..a6a2cb71d 100644
--- a/serviceinterface/ServiceInterfaceBuffer.cpp
+++ b/serviceinterface/ServiceInterfaceBuffer.cpp
@@ -171,6 +171,10 @@ bool ServiceInterfaceBuffer::crAdditionEnabled() const {
     return addCrToPreamble;
 }
 
+void ServiceInterfaceBuffer::setAsciiColorPrefix(std::string colorPrefix) {
+    this->colorPrefix = colorPrefix;
+}
+
 #ifdef UT699
 #include "../osal/rtems/Interrupt.h"
 
diff --git a/serviceinterface/ServiceInterfaceBuffer.h b/serviceinterface/ServiceInterfaceBuffer.h
index 9d3ce0694..ad1148a26 100644
--- a/serviceinterface/ServiceInterfaceBuffer.h
+++ b/serviceinterface/ServiceInterfaceBuffer.h
@@ -48,6 +48,7 @@ private:
 
 #if FSFW_COLORED_OUTPUT == 1
 	std::string colorPrefix;
+	void setAsciiColorPrefix(std::string colorPrefix);
 #endif
 
 	// For EOF detection
diff --git a/serviceinterface/ServiceInterfaceStream.cpp b/serviceinterface/ServiceInterfaceStream.cpp
index ad14cd04b..be8dc7709 100644
--- a/serviceinterface/ServiceInterfaceStream.cpp
+++ b/serviceinterface/ServiceInterfaceStream.cpp
@@ -19,5 +19,9 @@ bool ServiceInterfaceStream::crAdditionEnabled() const {
     return streambuf.crAdditionEnabled();
 }
 
+bool ServiceInterfaceStream::setAsciiColorPrefix(std::string asciiColorCode) {
+    streambuf.setAsciiColorPrefix(asciiColorCode);
+}
+
 #endif
 
diff --git a/serviceinterface/ServiceInterfaceStream.h b/serviceinterface/ServiceInterfaceStream.h
index 0ea44f0b9..3c788b3c4 100644
--- a/serviceinterface/ServiceInterfaceStream.h
+++ b/serviceinterface/ServiceInterfaceStream.h
@@ -46,6 +46,8 @@ public:
 	 */
 	bool crAdditionEnabled() const;
 
+	bool setAsciiColorPrefix(std::string asciiColorCode);
+
 protected:
 	ServiceInterfaceBuffer streambuf;
 };