diff --git a/src/ci/docker/host-x86_64/dist-various-2/Dockerfile b/src/ci/docker/host-x86_64/dist-various-2/Dockerfile
index 6cfacc3b8ce68..7bb3cb1451688 100644
--- a/src/ci/docker/host-x86_64/dist-various-2/Dockerfile
+++ b/src/ci/docker/host-x86_64/dist-various-2/Dockerfile
@@ -39,9 +39,9 @@ ENV \
     AR_sparcv9_sun_solaris=sparcv9-sun-solaris2.10-ar \
     CC_sparcv9_sun_solaris=sparcv9-sun-solaris2.10-gcc \
     CXX_sparcv9_sun_solaris=sparcv9-sun-solaris2.10-g++ \
-    AR_x86_64_sun_solaris=x86_64-sun-solaris2.10-ar \
-    CC_x86_64_sun_solaris=x86_64-sun-solaris2.10-gcc \
-    CXX_x86_64_sun_solaris=x86_64-sun-solaris2.10-g++ \
+    AR_x86_64_pc_solaris=x86_64-pc-solaris2.10-ar \
+    CC_x86_64_pc_solaris=x86_64-pc-solaris2.10-gcc \
+    CXX_x86_64_pc_solaris=x86_64-pc-solaris2.10-g++ \
     CC_armv7_unknown_linux_gnueabi=arm-linux-gnueabi-gcc-8 \
     CXX_armv7_unknown_linux_gnueabi=arm-linux-gnueabi-g++-8 \
     AR_x86_64_fortanix_unknown_sgx=ar \
@@ -100,7 +100,7 @@ ENV TARGETS=$TARGETS,aarch64-fuchsia
 ENV TARGETS=$TARGETS,wasm32-unknown-unknown
 ENV TARGETS=$TARGETS,wasm32-wasi
 ENV TARGETS=$TARGETS,sparcv9-sun-solaris
-ENV TARGETS=$TARGETS,x86_64-sun-solaris
+ENV TARGETS=$TARGETS,x86_64-pc-solaris
 ENV TARGETS=$TARGETS,x86_64-unknown-linux-gnux32
 ENV TARGETS=$TARGETS,x86_64-fortanix-unknown-sgx
 ENV TARGETS=$TARGETS,nvptx64-nvidia-cuda
diff --git a/src/ci/docker/host-x86_64/dist-various-2/build-solaris-toolchain.sh b/src/ci/docker/host-x86_64/dist-various-2/build-solaris-toolchain.sh
index 14fb399aff5e2..ee76fafb1f948 100755
--- a/src/ci/docker/host-x86_64/dist-various-2/build-solaris-toolchain.sh
+++ b/src/ci/docker/host-x86_64/dist-various-2/build-solaris-toolchain.sh
@@ -9,6 +9,19 @@ APT_ARCH=$3
 BINUTILS=2.28.1
 GCC=6.5.0
 
+# Choose correct target based on the $ARCH
+case "$ARCH" in
+x86_64)
+  TARGET=x86_64-pc-solaris2.10
+  ;;
+sparcv9)
+  TARGET=sparcv9-sun-solaris2.10
+  ;;
+*)
+  printf 'ERROR: unknown architecture: %s\n' "$ARCH"
+  exit 1
+esac
+
 # First up, build binutils
 mkdir binutils
 cd binutils
@@ -16,7 +29,7 @@ cd binutils
 curl https://ftp.gnu.org/gnu/binutils/binutils-$BINUTILS.tar.xz | tar xJf -
 mkdir binutils-build
 cd binutils-build
-hide_output ../binutils-$BINUTILS/configure --target=$ARCH-sun-solaris2.10
+hide_output ../binutils-$BINUTILS/configure --target=$TARGET
 hide_output make -j10
 hide_output make install
 
@@ -62,13 +75,13 @@ patch -p0  << 'EOF'
 -extern size_t strnlen(const char *, size_t);
 EOF
 
-mkdir                  /usr/local/$ARCH-sun-solaris2.10/usr
-mv usr/include         /usr/local/$ARCH-sun-solaris2.10/usr/include
-mv usr/lib/$LIB_ARCH/* /usr/local/$ARCH-sun-solaris2.10/lib
-mv     lib/$LIB_ARCH/* /usr/local/$ARCH-sun-solaris2.10/lib
+mkdir                  /usr/local/$TARGET/usr
+mv usr/include         /usr/local/$TARGET/usr/include
+mv usr/lib/$LIB_ARCH/* /usr/local/$TARGET/lib
+mv     lib/$LIB_ARCH/* /usr/local/$TARGET/lib
 
-ln -s usr/include /usr/local/$ARCH-sun-solaris2.10/sys-include
-ln -s usr/include /usr/local/$ARCH-sun-solaris2.10/include
+ln -s usr/include /usr/local/$TARGET/sys-include
+ln -s usr/include /usr/local/$TARGET/include
 
 cd ..
 rm -rf solaris
@@ -84,7 +97,7 @@ mkdir ../gcc-build
 cd ../gcc-build
 hide_output ../gcc-$GCC/configure \
   --enable-languages=c,c++        \
-  --target=$ARCH-sun-solaris2.10  \
+  --target=$TARGET                \
   --with-gnu-as                   \
   --with-gnu-ld                   \
   --disable-multilib              \
diff --git a/src/ci/docker/scripts/illumos-toolchain.sh b/src/ci/docker/scripts/illumos-toolchain.sh
index 8cb5712657947..3f1d5f3426abf 100644
--- a/src/ci/docker/scripts/illumos-toolchain.sh
+++ b/src/ci/docker/scripts/illumos-toolchain.sh
@@ -18,7 +18,7 @@ x86_64)
         exit 1
 esac
 
-BUILD_TARGET="$ARCH-sun-solaris2.10"
+BUILD_TARGET="$ARCH-pc-solaris2.10"
 
 #
 # The illumos and the Solaris build both use the same GCC-level host triple,