diff --git a/projects/netcdf/Dockerfile b/projects/netcdf/Dockerfile
index 294c27650..41f0aca6f 100644
--- a/projects/netcdf/Dockerfile
+++ b/projects/netcdf/Dockerfile
@@ -15,7 +15,7 @@
 ################################################################################
 
 FROM gcr.io/oss-fuzz-base/base-builder
-RUN apt-get update && apt-get install -y cmake m4
+RUN apt-get update && apt-get install -y cmake m4 zlib1g-dev
 RUN git clone --depth 1 https://github.com/Unidata/netcdf-c
 COPY build.sh $SRC
 WORKDIR $SRC/netcdf-c