diff --git a/soundlib/Load_okt.cpp b/soundlib/Load_okt.cpp
index 2c6f0bc907..a4db8a1ae0 100644
--- a/soundlib/Load_okt.cpp
+++ b/soundlib/Load_okt.cpp
@@ -446,7 +446,7 @@ bool CSoundFile::ReadOKT(FileReader &file, ModLoadingFlags loadFlags)
 
 	// Read samples
 	size_t fileSmp = 0;
-	for(SAMPLEINDEX smp = 1; smp < m_nSamples; smp++)
+	for(SAMPLEINDEX smp = 1; smp <= m_nSamples; smp++)
 	{
 		if(fileSmp >= sampleChunks.size() || !(loadFlags & loadSampleData))
 			break;