diff --git a/Dockerfile.template b/Dockerfile.template
index ae2d4aa..ed93b0c 100644
--- a/Dockerfile.template
+++ b/Dockerfile.template
@@ -167,6 +167,15 @@ RUN mkdir out && \
 {{/chrome}}
     strip out/curl-impersonate
 
+# Verify that the resulting 'curl' has all the necessary features.
+RUN ./out/curl-impersonate -V | grep -q zlib && \
+    ./out/curl-impersonate -V | grep -q brotli && \
+    ./out/curl-impersonate -V | grep -q nghttp2 && \
+    ./out/curl-impersonate -V | grep -q -e NSS -e BoringSSL
+
+# Verify that the resulting 'curl' is really statically compiled
+RUN ! (ldd ./out/curl-impersonate | grep -q -e libcurl -e nghttp2 -e brotli -e ssl -e crypto)
+
 RUN rm -Rf /build/install
 
 # Re-compile libcurl dynamically
@@ -202,6 +211,10 @@ RUN ver=$(readlink -f curl-7.81.0/lib/.libs/libcurl-impersonate-chrome.so | sed
     ln -s "libcurl-impersonate.so.$ver" "out/libcurl-impersonate.so" && \
     strip "out/libcurl-impersonate.so.$ver"
 
+# Verify that the resulting 'libcurl' is really statically compiled against its
+# dependencies.
+RUN ! (ldd ./out/curl-impersonate | grep -q -e nghttp2 -e brotli -e ssl -e crypto)
+
 # Wrapper scripts
 {{#firefox}}
 COPY curl_ff* out/
diff --git a/chrome/Dockerfile b/chrome/Dockerfile
index b55e918..760bf55 100644
--- a/chrome/Dockerfile
+++ b/chrome/Dockerfile
@@ -96,6 +96,15 @@ RUN mkdir out && \
     ln -s curl-impersonate-chrome out/curl-impersonate && \
     strip out/curl-impersonate
 
+# Verify that the resulting 'curl' has all the necessary features.
+RUN ./out/curl-impersonate -V | grep -q zlib && \
+    ./out/curl-impersonate -V | grep -q brotli && \
+    ./out/curl-impersonate -V | grep -q nghttp2 && \
+    ./out/curl-impersonate -V | grep -q -e NSS -e BoringSSL
+
+# Verify that the resulting 'curl' is really statically compiled
+RUN ! (ldd ./out/curl-impersonate | grep -q -e libcurl -e nghttp2 -e brotli -e ssl -e crypto)
+
 RUN rm -Rf /build/install
 
 # Re-compile libcurl dynamically
@@ -118,6 +127,10 @@ RUN ver=$(readlink -f curl-7.81.0/lib/.libs/libcurl-impersonate-chrome.so | sed
     ln -s "libcurl-impersonate.so.$ver" "out/libcurl-impersonate.so" && \
     strip "out/libcurl-impersonate.so.$ver"
 
+# Verify that the resulting 'libcurl' is really statically compiled against its
+# dependencies.
+RUN ! (ldd ./out/curl-impersonate | grep -q -e nghttp2 -e brotli -e ssl -e crypto)
+
 # Wrapper scripts
 COPY curl_chrome* curl_edge* curl_safari* out/
 RUN chmod +x out/curl_*
diff --git a/chrome/Dockerfile.alpine b/chrome/Dockerfile.alpine
index 7d439db..4f6e05e 100644
--- a/chrome/Dockerfile.alpine
+++ b/chrome/Dockerfile.alpine
@@ -93,6 +93,15 @@ RUN mkdir out && \
     ln -s curl-impersonate-chrome out/curl-impersonate && \
     strip out/curl-impersonate
 
+# Verify that the resulting 'curl' has all the necessary features.
+RUN ./out/curl-impersonate -V | grep -q zlib && \
+    ./out/curl-impersonate -V | grep -q brotli && \
+    ./out/curl-impersonate -V | grep -q nghttp2 && \
+    ./out/curl-impersonate -V | grep -q -e NSS -e BoringSSL
+
+# Verify that the resulting 'curl' is really statically compiled
+RUN ! (ldd ./out/curl-impersonate | grep -q -e libcurl -e nghttp2 -e brotli -e ssl -e crypto)
+
 RUN rm -Rf /build/install
 
 # Re-compile libcurl dynamically
@@ -115,6 +124,10 @@ RUN ver=$(readlink -f curl-7.81.0/lib/.libs/libcurl-impersonate-chrome.so | sed
     ln -s "libcurl-impersonate.so.$ver" "out/libcurl-impersonate.so" && \
     strip "out/libcurl-impersonate.so.$ver"
 
+# Verify that the resulting 'libcurl' is really statically compiled against its
+# dependencies.
+RUN ! (ldd ./out/curl-impersonate | grep -q -e nghttp2 -e brotli -e ssl -e crypto)
+
 # Wrapper scripts
 COPY curl_chrome* curl_edge* curl_safari* out/
 # Replace /bin/bash with /bin/ash
diff --git a/firefox/Dockerfile b/firefox/Dockerfile
index 9f35e39..ee426b2 100644
--- a/firefox/Dockerfile
+++ b/firefox/Dockerfile
@@ -91,6 +91,15 @@ RUN mkdir out && \
     ln -s curl-impersonate-ff out/curl-impersonate && \
     strip out/curl-impersonate
 
+# Verify that the resulting 'curl' has all the necessary features.
+RUN ./out/curl-impersonate -V | grep -q zlib && \
+    ./out/curl-impersonate -V | grep -q brotli && \
+    ./out/curl-impersonate -V | grep -q nghttp2 && \
+    ./out/curl-impersonate -V | grep -q -e NSS -e BoringSSL
+
+# Verify that the resulting 'curl' is really statically compiled
+RUN ! (ldd ./out/curl-impersonate | grep -q -e libcurl -e nghttp2 -e brotli -e ssl -e crypto)
+
 RUN rm -Rf /build/install
 
 # Re-compile libcurl dynamically
@@ -112,6 +121,10 @@ RUN ver=$(readlink -f curl-7.81.0/lib/.libs/libcurl-impersonate-ff.so | sed 's/.
     ln -s "libcurl-impersonate.so.$ver" "out/libcurl-impersonate.so" && \
     strip "out/libcurl-impersonate.so.$ver"
 
+# Verify that the resulting 'libcurl' is really statically compiled against its
+# dependencies.
+RUN ! (ldd ./out/curl-impersonate | grep -q -e nghttp2 -e brotli -e ssl -e crypto)
+
 # Wrapper scripts
 COPY curl_ff* out/
 RUN chmod +x out/curl_*
diff --git a/firefox/Dockerfile.alpine b/firefox/Dockerfile.alpine
index b2c7a4f..e856304 100644
--- a/firefox/Dockerfile.alpine
+++ b/firefox/Dockerfile.alpine
@@ -86,6 +86,15 @@ RUN mkdir out && \
     ln -s curl-impersonate-ff out/curl-impersonate && \
     strip out/curl-impersonate
 
+# Verify that the resulting 'curl' has all the necessary features.
+RUN ./out/curl-impersonate -V | grep -q zlib && \
+    ./out/curl-impersonate -V | grep -q brotli && \
+    ./out/curl-impersonate -V | grep -q nghttp2 && \
+    ./out/curl-impersonate -V | grep -q -e NSS -e BoringSSL
+
+# Verify that the resulting 'curl' is really statically compiled
+RUN ! (ldd ./out/curl-impersonate | grep -q -e libcurl -e nghttp2 -e brotli -e ssl -e crypto)
+
 RUN rm -Rf /build/install
 
 # Re-compile libcurl dynamically
@@ -107,6 +116,10 @@ RUN ver=$(readlink -f curl-7.81.0/lib/.libs/libcurl-impersonate-ff.so | sed 's/.
     ln -s "libcurl-impersonate.so.$ver" "out/libcurl-impersonate.so" && \
     strip "out/libcurl-impersonate.so.$ver"
 
+# Verify that the resulting 'libcurl' is really statically compiled against its
+# dependencies.
+RUN ! (ldd ./out/curl-impersonate | grep -q -e nghttp2 -e brotli -e ssl -e crypto)
+
 # Wrapper scripts
 COPY curl_ff* out/
 # Replace /bin/bash with /bin/ash