diff --git a/internal/metrics/metrics.go b/internal/metrics/metrics.go
index 95e05577..02b15ae8 100644
--- a/internal/metrics/metrics.go
+++ b/internal/metrics/metrics.go
@@ -80,10 +80,10 @@ func (m *Metrics) onMetrics(w http.ResponseWriter, req *http.Request) {
 	countClients := atomic.LoadInt64(m.stats.CountClients)
 	countPublishers := atomic.LoadInt64(m.stats.CountPublishers)
 	countReaders := atomic.LoadInt64(m.stats.CountReaders)
-	countSourcesRtsp := atomic.LoadInt64(m.stats.CountSourcesRtsp)
-	countSourcesRtspRunning := atomic.LoadInt64(m.stats.CountSourcesRtspRunning)
-	countSourcesRtmp := atomic.LoadInt64(m.stats.CountSourcesRtmp)
-	countSourcesRtmpRunning := atomic.LoadInt64(m.stats.CountSourcesRtmpRunning)
+	countSourcesRTSP := atomic.LoadInt64(m.stats.CountSourcesRTSP)
+	countSourcesRTSPRunning := atomic.LoadInt64(m.stats.CountSourcesRTSPRunning)
+	countSourcesRTMP := atomic.LoadInt64(m.stats.CountSourcesRTMP)
+	countSourcesRTMPRunning := atomic.LoadInt64(m.stats.CountSourcesRTMPRunning)
 
 	out := ""
 	out += formatMetric("rtsp_clients{state=\"idle\"}",
@@ -93,13 +93,13 @@ func (m *Metrics) onMetrics(w http.ResponseWriter, req *http.Request) {
 	out += formatMetric("rtsp_clients{state=\"reading\"}",
 		countReaders, nowUnix)
 	out += formatMetric("rtsp_sources{type=\"rtsp\",state=\"idle\"}",
-		countSourcesRtsp-countSourcesRtspRunning, nowUnix)
+		countSourcesRTSP-countSourcesRTSPRunning, nowUnix)
 	out += formatMetric("rtsp_sources{type=\"rtsp\",state=\"running\"}",
-		countSourcesRtspRunning, nowUnix)
+		countSourcesRTSPRunning, nowUnix)
 	out += formatMetric("rtsp_sources{type=\"rtmp\",state=\"idle\"}",
-		countSourcesRtmp-countSourcesRtmpRunning, nowUnix)
+		countSourcesRTMP-countSourcesRTMPRunning, nowUnix)
 	out += formatMetric("rtsp_sources{type=\"rtmp\",state=\"running\"}",
-		countSourcesRtmpRunning, nowUnix)
+		countSourcesRTMPRunning, nowUnix)
 
 	w.WriteHeader(http.StatusOK)
 	io.WriteString(w, out)
diff --git a/internal/sourcertmp/source.go b/internal/sourcertmp/source.go
index fbae4fa9..f87f72d9 100644
--- a/internal/sourcertmp/source.go
+++ b/internal/sourcertmp/source.go
@@ -61,7 +61,7 @@ func New(ur string,
 		terminate:    make(chan struct{}),
 	}
 
-	atomic.AddInt64(s.stats.CountSourcesRtmp, +1)
+	atomic.AddInt64(s.stats.CountSourcesRTMP, +1)
 	s.log(logger.Info, "started")
 
 	s.wg.Add(1)
@@ -71,7 +71,7 @@ func New(ur string,
 
 // Close closes a Source.
 func (s *Source) Close() {
-	atomic.AddInt64(s.stats.CountSourcesRtmpRunning, -1)
+	atomic.AddInt64(s.stats.CountSourcesRTMPRunning, -1)
 	s.log(logger.Info, "stopped")
 	close(s.terminate)
 }
diff --git a/internal/sourcertsp/source.go b/internal/sourcertsp/source.go
index 742590a6..4c38a481 100644
--- a/internal/sourcertsp/source.go
+++ b/internal/sourcertsp/source.go
@@ -72,7 +72,7 @@ func New(
 		terminate:       make(chan struct{}),
 	}
 
-	atomic.AddInt64(s.stats.CountSourcesRtsp, +1)
+	atomic.AddInt64(s.stats.CountSourcesRTSP, +1)
 	s.log(logger.Info, "started")
 
 	s.wg.Add(1)
@@ -82,7 +82,7 @@ func New(
 
 // Close closes a Source.
 func (s *Source) Close() {
-	atomic.AddInt64(s.stats.CountSourcesRtsp, -1)
+	atomic.AddInt64(s.stats.CountSourcesRTSP, -1)
 	s.log(logger.Info, "stopped")
 	close(s.terminate)
 }
diff --git a/internal/stats/stats.go b/internal/stats/stats.go
index 2f231e4c..b4369bcd 100644
--- a/internal/stats/stats.go
+++ b/internal/stats/stats.go
@@ -12,10 +12,10 @@ type Stats struct {
 	CountClients            *int64
 	CountPublishers         *int64
 	CountReaders            *int64
-	CountSourcesRtsp        *int64
-	CountSourcesRtspRunning *int64
-	CountSourcesRtmp        *int64
-	CountSourcesRtmpRunning *int64
+	CountSourcesRTSP        *int64
+	CountSourcesRTSPRunning *int64
+	CountSourcesRTMP        *int64
+	CountSourcesRTMPRunning *int64
 }
 
 // New allocates a Stats.
@@ -24,10 +24,10 @@ func New() *Stats {
 		CountClients:            ptrInt64(),
 		CountPublishers:         ptrInt64(),
 		CountReaders:            ptrInt64(),
-		CountSourcesRtsp:        ptrInt64(),
-		CountSourcesRtspRunning: ptrInt64(),
-		CountSourcesRtmp:        ptrInt64(),
-		CountSourcesRtmpRunning: ptrInt64(),
+		CountSourcesRTSP:        ptrInt64(),
+		CountSourcesRTSPRunning: ptrInt64(),
+		CountSourcesRTMP:        ptrInt64(),
+		CountSourcesRTMPRunning: ptrInt64(),
 	}
 }