diff --git a/Dockerfile.debian b/Dockerfile.debian
index 114aec28..504e01b1 100644
--- a/Dockerfile.debian
+++ b/Dockerfile.debian
@@ -47,7 +47,7 @@ RUN git clone -c http.sslverify=false https://github.com/strophe/libstrophe
 WORKDIR /usr/src/libstrophe
 RUN ./bootstrap.sh
 RUN ./configure --prefix=/usr
-RUN make
+RUN make -j$(nproc)
 RUN make install
 
 WORKDIR /usr/src/profanity
diff --git a/Dockerfile.fedora b/Dockerfile.fedora
index c8004c11..208c9c28 100644
--- a/Dockerfile.fedora
+++ b/Dockerfile.fedora
@@ -60,7 +60,7 @@ RUN git clone -c http.sslverify=false https://github.com/strophe/libstrophe
 WORKDIR /usr/src/libstrophe
 RUN ./bootstrap.sh
 RUN ./configure --prefix=/usr
-RUN make
+RUN make -j$(nproc)
 RUN make install
 
 RUN mkdir -p /usr/src/profanity
diff --git a/Dockerfile.ubuntu b/Dockerfile.ubuntu
index 7f100ddd..1d568517 100644
--- a/Dockerfile.ubuntu
+++ b/Dockerfile.ubuntu
@@ -49,7 +49,7 @@ RUN git clone -c http.sslverify=false https://github.com/strophe/libstrophe
 WORKDIR /usr/src/libstrophe
 RUN ./bootstrap.sh
 RUN ./configure --prefix=/usr
-RUN make
+RUN make -j$(nproc)
 RUN make install
 
 WORKDIR /usr/src/profanity