diff --git a/changelog/2742.fixed.md b/changelog/2742.fixed.md
new file mode 100644
index 0000000000..e1a27ad4cc
--- /dev/null
+++ b/changelog/2742.fixed.md
@@ -0,0 +1 @@
+Fixed sys::resource support on Solaris targets.
diff --git a/src/sys/mod.rs b/src/sys/mod.rs
index b52f53ef2e..2aa10affdb 100644
--- a/src/sys/mod.rs
+++ b/src/sys/mod.rs
@@ -96,7 +96,6 @@ feature! {
 #[cfg(not(any(
     target_os = "redox",
     target_os = "fuchsia",
-    target_os = "solaris",
     target_os = "haiku"
 )))]
 feature! {
diff --git a/src/sys/resource.rs b/src/sys/resource.rs
index 4868eac643..759fd577e0 100644
--- a/src/sys/resource.rs
+++ b/src/sys/resource.rs
@@ -17,9 +17,9 @@ cfg_if! {
         use libc::{__rlimit_resource_t, rlimit};
     } else if #[cfg(any(
         bsd,
+        solarish,
         target_os = "android",
         target_os = "aix",
-        target_os = "illumos",
         all(target_os = "linux", not(target_env = "gnu")),
         target_os = "cygwin"
     ))]{
@@ -49,9 +49,9 @@ libc_enum! {
         ), repr(u32))]
     #[cfg_attr(any(
             bsd,
+            solarish,
             target_os = "android",
             target_os = "aix",
-            target_os = "illumos",
             all(target_os = "linux", not(any(target_env = "gnu", target_env = "uclibc"))),
             target_os = "cygwin"
         ), repr(i32))]