diff --git a/smocore/include/chronoFrame.h b/smocore/include/phenoFrame.h
similarity index 69%
rename from smocore/include/chronoFrame.h
rename to smocore/include/phenoFrame.h
index 0e83154..9dfd2ec 100644
--- a/smocore/include/chronoFrame.h
+++ b/smocore/include/phenoFrame.h
@@ -1,5 +1,5 @@
-#ifndef _CHRONO_FRAME_H
-#define _CHRONO_FRAME_H
+#ifndef _PHENO_FRAME_H
+#define _PHENO_FRAME_H
 
 #include <vector>
 #include <chronomenon.h>
@@ -8,7 +8,7 @@
 
 namespace smo {
 
-class ChronoFrame
+class PhenoFrame
 :	public Chronomenon, public MentalEntity
 {
 public:
@@ -19,14 +19,13 @@ public:
 	std::vector<stim_buff::StimFrame> stimuli;
 };
 
-class ChronoSeq
+class PhenoSeq
 :	public Chronomenon, public MentalEntity
 {
 public:
-	std::vector<std::pair<stim_buff::SimultaneityStamp, ChronoFrame>> frames;
+	std::vector<std::pair<stim_buff::SimultaneityStamp, PhenoFrame>> frames;
 };
 
 } // namespace smo
 
-#endif // _CHRONO_FRAME_H
-
+#endif // _PHENO_FRAME_H