diff --git a/src/deb/local.rs b/src/deb/local.rs
index 183ec74..a6e506e 100644
--- a/src/deb/local.rs
+++ b/src/deb/local.rs
@@ -10,6 +10,7 @@ use std::path::Path;
 use crate::apt;
 use crate::deb::cross;
 
+#[allow(clippy::too_many_arguments)]
 pub async fn build(
     package: &str,
     version: &str,
@@ -18,6 +19,7 @@ pub async fn build(
     build_root: &str,
     cross: bool,
     ppa: Option<&str>,
+    inject_packages: Option<&[&str]>,
 ) -> Result<(), Box<dyn Error>> {
     // Environment
     let mut env = HashMap::<String, String>::new();
@@ -166,6 +168,20 @@ pub async fn build(
         .to_str()
         .ok_or("Invalid package directory path")?;
 
+    // Install injected packages if specified
+    if let Some(packages) = inject_packages {
+        log::info!("Installing injected packages: {:?}", packages);
+        let mut cmd = ctx.command("apt-get");
+        cmd.envs(env.clone())
+            .arg("-y")
+            .arg("install")
+            .args(packages);
+        let status = cmd.status()?;
+        if !status.success() {
+            return Err(format!("Could not install injected packages: {:?}", packages).into());
+        }
+    }
+
     // Install arch-specific build dependencies
     log::debug!("Installing arch-specific build dependencies...");
     let mut cmd = ctx.command("apt-get");
diff --git a/src/deb/mod.rs b/src/deb/mod.rs
index 33a6e5d..605e248 100644
--- a/src/deb/mod.rs
+++ b/src/deb/mod.rs
@@ -24,6 +24,7 @@ pub async fn build_binary_package(
     cross: bool,
     mode: Option<BuildMode>,
     ppa: Option<&str>,
+    inject_packages: Option<&[&str]>,
 ) -> Result<(), Box<dyn Error>> {
     let cwd = cwd.unwrap_or_else(|| Path::new("."));
 
@@ -77,7 +78,17 @@ pub async fn build_binary_package(
     // Run the build using target build mode
     match mode {
         BuildMode::Local => {
-            local::build(&package, &version, arch, series, &build_root, cross, ppa).await?
+            local::build(
+                &package,
+                &version,
+                arch,
+                series,
+                &build_root,
+                cross,
+                ppa,
+                inject_packages,
+            )
+            .await?
         }
         BuildMode::Sbuild => sbuild::build(&package, &version, arch, series, &build_root, cross)?,
     };
@@ -237,7 +248,7 @@ mod tests {
         log::debug!("Package directory: {}", cwd.display());
 
         log::info!("Starting binary package build...");
-        crate::deb::build_binary_package(arch, Some(series), Some(&cwd), cross, None, None)
+        crate::deb::build_binary_package(arch, Some(series), Some(&cwd), cross, None, None, None)
             .await
             .expect("Cannot build binary package (deb)");
         log::info!("Successfully built binary package");
diff --git a/src/main.rs b/src/main.rs
index 121a867..390b9e7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -55,6 +55,8 @@ fn main() {
                 .arg(arg!(-s --series <series> "Target distribution series").required(false))
                 .arg(arg!(-a --arch <arch> "Target architecture").required(false))
                 .arg(arg!(--ppa <ppa> "Build the package adding a specific PPA for dependencies").required(false))
+                .arg(arg!(--inject <package> "Inject a package into the build environment (can be specified multiple times)")
+                    .long_help("Inject a package into the build environment before build-dep. Can be a .deb file path, a package name from the archive, or a package from a previously added PPA. Can be specified multiple times.").required(false).action(clap::ArgAction::Append))
                 .arg(arg!(--cross "Cross-compile for target architecture (instead of qemu-binfmt)")
                     .long_help("Cross-compile for target architecture (instead of using qemu-binfmt)\nNote that most packages cannot be cross-compiled").required(false))
                 .arg(arg!(--mode <mode> "Change build mode [sbuild, local]").required(false)
@@ -161,6 +163,15 @@ fn main() {
             let arch = sub_matches.get_one::<String>("arch").map(|s| s.as_str());
             let cross = sub_matches.get_one::<bool>("cross").unwrap_or(&false);
             let ppa = sub_matches.get_one::<String>("ppa").map(|s| s.as_str());
+            let inject_packages: Vec<&str> = sub_matches
+                .get_many::<String>("inject")
+                .map(|v| v.map(|s| s.as_str()).collect())
+                .unwrap_or_default();
+            let inject_packages = if inject_packages.is_empty() {
+                None
+            } else {
+                Some(inject_packages.as_slice())
+            };
             let mode: Option<&str> = sub_matches.get_one::<String>("mode").map(|s| s.as_str());
             let mode: Option<pkh::deb::BuildMode> = match mode {
                 Some("sbuild") => Some(pkh::deb::BuildMode::Sbuild),
@@ -169,8 +180,16 @@ fn main() {
             };
 
             if let Err(e) = rt.block_on(async {
-                pkh::deb::build_binary_package(arch, series, Some(cwd.as_path()), *cross, mode, ppa)
-                    .await
+                pkh::deb::build_binary_package(
+                    arch,
+                    series,
+                    Some(cwd.as_path()),
+                    *cross,
+                    mode,
+                    ppa,
+                    inject_packages,
+                )
+                .await
             }) {
                 error!("{}", e);
                 std::process::exit(1);