diff --git a/jf-assembler/include/AssemblerStats.hpp b/jf-assembler/include/AssemblerStats.hpp
index 170521a..6dc13fd 100644
--- a/jf-assembler/include/AssemblerStats.hpp
+++ b/jf-assembler/include/AssemblerStats.hpp
@@ -7,7 +7,7 @@
 
 class AssemblerStats {
     const std::string detector_name_;
-    const size_t stats_modulo_;
+    const size_t stats_time_;
 
     int image_counter_;
     int n_corrupted_images_;
@@ -19,7 +19,7 @@ class AssemblerStats {
 
 public:
     AssemblerStats(const std::string &detector_name,
-                   const size_t stats_modulo);
+                   const size_t stats_time);
 
     void record_stats(const ImageMetadata *meta, const uint32_t n_lost_pulses);
 };
diff --git a/jf-assembler/src/AssemblerStats.cpp b/jf-assembler/src/AssemblerStats.cpp
index 15e821a..673fe4f 100644
--- a/jf-assembler/src/AssemblerStats.cpp
+++ b/jf-assembler/src/AssemblerStats.cpp
@@ -7,9 +7,9 @@ using namespace chrono;
 
 AssemblerStats::AssemblerStats(
         const std::string &detector_name,
-        const size_t stats_modulo) :
+        const size_t stats_time) :
             detector_name_(detector_name),
-            stats_modulo_(stats_modulo)
+            stats_time_(stats_time)
 {
     reset_counters();
 }
@@ -32,7 +32,10 @@ void AssemblerStats::record_stats(
         n_corrupted_images_++;
     }
 
-    if (image_counter_ == stats_modulo_) {
+    const auto time_passed = duration_cast<milliseconds>(
+             steady_clock::now()-stats_interval_start_).count();
+
+    if (time_passed >= stats_time_*1000) {
         print_stats();
         reset_counters();
     }
diff --git a/jf-assembler/src/main.cpp b/jf-assembler/src/main.cpp
index 2d646f5..6efe04b 100644
--- a/jf-assembler/src/main.cpp
+++ b/jf-assembler/src/main.cpp
@@ -86,7 +86,7 @@ int main (int argc, char *argv[])
             sizeof(ImageMetadata), IMAGE_N_BYTES, 1,
             buffer_config::RAM_BUFFER_N_SLOTS);
 
-    AssemblerStats stats(config.detector_name, ASSEMBLER_STATS_MODULO);
+    AssemblerStats stats(config.detector_name, STATS_TIME);
 
 
     uint64_t image_id = 0;