diff --git a/Makefile b/Makefile
index 8ba5627..26e7bc3 100644
--- a/Makefile
+++ b/Makefile
@@ -2,10 +2,10 @@ PACKAGE_NAME  := a3fe_reproduce
 CONDA_ENV_RUN := conda run --no-capture-output --name $(PACKAGE_NAME)
 
 ANALYSIS_DIRS := $(wildcard analysis/*)
-ANALYSIS_NBS := $(wildcard $(ANALYSIS_DIRS)/*analysis.ipynb)
+ANALYSIS_NBS := $(shell find $(ANALYSIS_DIRS) -name '*analysis.ipynb')
 ANALYSIS_OUTPUT_DIRS := $(ANALYSIS_DIRS:%=%/final_analysis)
 
-.PHONY: env test-analysis clean
+.PHONY: env analysis clean
 
 env:
 	mamba create     --name $(PACKAGE_NAME)