diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5199659..9f25778 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -2,7 +2,7 @@ name: build
 
 on:
   push:
-    branches: [ master ]
+    branches: [ master, dev ]
     tags: [ 'v*' ]
   pull_request:
     branches: [ master ]
diff --git a/CHANGES.md b/CHANGES.md
index 601effc..3517f2a 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -8,6 +8,7 @@
 * Bug fixes:
   * Fix the CSVReader (used in the TMC decoder) ignoring the last line of any file
   * Remove extra trailing space in transparent data channels hexdump
+  * libsndfile errors were missing context, added context
 * Build system fixes:
   * macOS: ask Homebrew about liquid-dsp location instead of hardcoding it
   * Set default installation prefix to /usr/local (all platforms)
diff --git a/src/redsea.cc b/src/redsea.cc
index f76004c..a8720af 100644
--- a/src/redsea.cc
+++ b/src/redsea.cc
@@ -120,7 +120,7 @@ int processMPXInput(Options options) {
     printUsage();
     return EXIT_FAILURE;
   } catch (const std::exception& e) {
-    std::cerr << e.what() << "\n";
+    std::cerr << "error: Can't open audio file: " << e.what() << "\n";
     return EXIT_FAILURE;
   }