diff --git a/libs/audiographer/audiographer/sndfile/sndfile_reader.h b/libs/audiographer/audiographer/sndfile/sndfile_reader.h
index f7a04f22d6..aa3c0cc899 100644
--- a/libs/audiographer/audiographer/sndfile/sndfile_reader.h
+++ b/libs/audiographer/audiographer/sndfile/sndfile_reader.h
@@ -43,7 +43,7 @@ class SndfileReader
 		if (frames_read < context.frames()) {
 			c_out.set_flag (ProcessContext<T>::EndOfInput);
 		}
-		output (c_out);
+		this->output (c_out);
 		return frames_read;
 	}
 	
diff --git a/libs/audiographer/src/general/sample_format_converter.cc b/libs/audiographer/src/general/sample_format_converter.cc
index a1aa4d88a9..0dab2689dd 100644
--- a/libs/audiographer/src/general/sample_format_converter.cc
+++ b/libs/audiographer/src/general/sample_format_converter.cc
@@ -125,7 +125,7 @@ SampleFormatConverter<TOut>::process (ProcessContext<float> const & c_in)
 	/* Write forward */
 
 	ProcessContext<TOut> c_out(c_in, data_out);
-	output (c_out);
+	this->output (c_out);
 }
 
 /* Basic non-const version of process(), calls the const one */
diff --git a/libs/evoral/evoral/EventList.hpp b/libs/evoral/evoral/EventList.hpp
index 81243f8cbb..e1a2679ce7 100644
--- a/libs/evoral/evoral/EventList.hpp
+++ b/libs/evoral/evoral/EventList.hpp
@@ -36,7 +36,7 @@ public:
 	EventList() {}
 
 	uint32_t write(Time  time, EventType  type, uint32_t  size, const uint8_t* buf) {
-		push_back(new Evoral::Event<Time>(
+		this->push_back(new Evoral::Event<Time>(
 			          type, time, size, const_cast<uint8_t*>(buf), true)); // Event copies buffer
 		return size;
 	}
diff --git a/libs/rubberband/src/main.cpp b/libs/rubberband/src/main.cpp
index 811d64a708..f6c1a3d69f 100644
--- a/libs/rubberband/src/main.cpp
+++ b/libs/rubberband/src/main.cpp
@@ -28,6 +28,7 @@
 #else
 #include <getopt.h>
 #include <sys/time.h>
+#include <unistd.h>
 #endif
 
 #include "Profiler.h"