diff --git a/stim/math/matrix.h b/stim/math/matrix.h
index 5530040..97d09bb 100644
--- a/stim/math/matrix.h
+++ b/stim/math/matrix.h
@@ -408,7 +408,7 @@ public:
 
 	//save the data as a CSV file
 	void csv(std::string filename) const {
-		ofstream basisfile(filename.c_str());
+		std::ofstream basisfile(filename.c_str());
 		basisfile << csv();
 		basisfile.close();
 	}
@@ -436,7 +436,7 @@ public:
 	}
 
 	void raw(std::string filename) {
-		ofstream out(filename, std::ios::binary);
+		std::ofstream out(filename, std::ios::binary);
 		if (out) {
 			out.write((char*)data(), rows() * cols() * sizeof(T));
 			out.close();
diff --git a/stim/visualization/camera.h b/stim/visualization/camera.h
index 6eb3c5e..4e63df3 100644
--- a/stim/visualization/camera.h
+++ b/stim/visualization/camera.h
@@ -72,7 +72,6 @@ public:
 			delta = focus;
 
 		focus -= delta;
-		std::cout << focus << std::endl;
 
 		Dolly(d*delta);
 	}
--
libgit2 0.21.4